x11-misc:x11vnc-0.9.16:20190115-232546.log

x11-misc:x11vnc-0.9.16:20190115-232546.log (text/plain), 58.45 KB, created by Toralf Förster on 2019-01-16 18:45:42 UTC

 * Package:    x11-misc/x11vnc-0.9.16
 * Repository: gentoo
 * Maintainer: [e-mail] [e-mail]
 * USE:        abi_x86_64 amd64 crypt elibc_glibc kernel_linux libressl ssl userland_GNU
 * FEATURES:   network-sandbox preserve-libs sandbox userpriv usersandbox
>>> Unpacking source...
>>> Source unpacked in /var/tmp/portage/x11-misc/x11vnc-0.9.16/work
>>> Preparing source in /var/tmp/portage/x11-misc/x11vnc-0.9.16/work/x11vnc-0.9.16 ...
 * Running eautoreconf in '/var/tmp/portage/x11-misc/x11vnc-0.9.16/work/x11vnc-0.9.16' ...
 * Running aclocal -I m4 ...
 [ ok ]
 * Running autoconf --force ...
 [ ok ]
 * Running autoheader ...
 [ ok ]
 * Running automake --add-missing --copy --foreign --force-missing ...
 [ ok ]
 * Running elibtoolize in: x11vnc-0.9.16/
>>> Source prepared.
>>> Configuring source in /var/tmp/portage/x11-misc/x11vnc-0.9.16/work/x11vnc-0.9.16 ...
 * econf: updating x11vnc-0.9.16/config.sub with /usr/share/gnuconfig/config.sub
 * econf: updating x11vnc-0.9.16/config.guess with /usr/share/gnuconfig/config.guess
./configure --prefix=/usr --build=x86_64-pc-linux-gnu --host=x86_64-pc-linux-gnu --mandir=/usr/share/man --infodir=/usr/share/info --datadir=/usr/share --sysconfdir=/etc --localstatedir=/var/lib --disable-dependency-tracking --disable-silent-rules --docdir=/usr/share/doc/x11vnc-0.9.16 --htmldir=/usr/share/doc/x11vnc-0.9.16/html --libdir=/usr/lib64 --without-v4l --with-crypt --without-fbdev --with-ssl --with-crypto --without-xinerama --without-avahi
checking for a BSD-compatible install... /usr/lib/portage/python3.6/ebuild-helpers/xattr/install -c
checking whether build environment is sane... yes
checking for a thread-safe mkdir -p... /bin/mkdir -p
checking for gawk... gawk
checking whether make sets $(MAKE)... yes
checking whether make supports nested variables... yes
checking whether make supports nested variables... (cached) yes
checking whether to enable maintainer-specific portions of Makefiles... yes
checking for x86_64-pc-linux-gnu-gcc... x86_64-pc-linux-gnu-gcc
checking whether the C compiler works... yes
checking for C compiler default output file name... a.out
checking for suffix of executables... 
checking whether we are cross compiling... no
checking for suffix of object files... o
checking whether we are using the GNU C compiler... yes
checking whether x86_64-pc-linux-gnu-gcc accepts -g... yes
checking for x86_64-pc-linux-gnu-gcc option to accept ISO C89... none needed
checking whether x86_64-pc-linux-gnu-gcc understands -c and -o together... yes
checking whether make supports the include directive... yes (GNU style)
checking dependency style of x86_64-pc-linux-gnu-gcc... none
checking for a sed that does not truncate output... /bin/sed
checking for x86_64-pc-linux-gnu-pkg-config... /usr/bin/x86_64-pc-linux-gnu-pkg-config
checking pkg-config is at least version 0.9.0... yes
checking for RAND_file_name in -lcrypto... yes
checking for crypt... no
checking for crypt in -lcrypt... yes
checking for openssl >= 1.0.0... yes
checking how to run the C preprocessor... x86_64-pc-linux-gnu-gcc -E
checking for X... libraries , headers 
checking for gethostbyname... yes
checking for connect... yes
checking for remove... yes
checking for shmat... yes
checking for IceConnectionNumber in -lICE... yes
checking for XGetImage in -lX11... yes
checking for XShmGetImage in -lXext... yes
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checking for X11/extensions/readdisplay.h... no
checking for FBPMForceLevel in -lXext... no
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checking for XTestGrabControl in -lXtst... yes
checking for XTestFakeKeyEvent in -lXtst... yes
checking for XRecordEnableContextAsync in -lXtst... yes
checking for X11/XKBlib.h... yes
checking for XkbSelectEvents in -lX11... yes
checking for XRRSelectInput in -lXrandr... yes
checking for XFixesGetCursorImage in -lXfixes... yes
checking for XDamageQueryExtension in -lXdamage... yes
checking for XCompositeQueryExtension in -lXcomposite... yes
checking for xi >= 1.2.99 inputproto >= 1.9.99.9... yes
checking for XcursorImageLoadCursor in -lXcursor... yes
checking linux/input.h usability... yes
checking linux/input.h presence... yes
checking for linux/input.h... yes
checking for linux/uinput.h... yes
checking OpenGL/OpenGL.h usability... no
checking OpenGL/OpenGL.h presence... no
checking for OpenGL/OpenGL.h... no
checking for cairo... yes
checking for libvncserver >= 0.9.8... yes
checking for libvncclient >= 0.9.8... yes
checking build system type... x86_64-pc-linux-gnu
checking host system type... x86_64-pc-linux-gnu
checking for ANSI C header files... no
checking arpa/inet.h usability... yes
checking arpa/inet.h presence... yes
checking for arpa/inet.h... yes
checking endian.h usability... yes
checking endian.h presence... yes
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checking fcntl.h usability... yes
checking fcntl.h presence... yes
checking for fcntl.h... yes
checking netdb.h usability... yes
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checking netinet/in.h usability... yes
checking netinet/in.h presence... yes
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checking stdlib.h usability... yes
checking stdlib.h presence... yes
checking for stdlib.h... yes
checking string.h usability... yes
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checking sys/endian.h usability... no
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checking sys/socket.h usability... yes
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checking syslog.h usability... yes
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checking unistd.h usability... yes
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checking ws2tcpip.h usability... no
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checking pwd.h usability... yes
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checking sys/wait.h usability... yes
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checking utmpx.h usability... yes
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checking termios.h usability... yes
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checking sys/ioctl.h usability... yes
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checking for sys/ioctl.h... yes
checking sys/stropts.h usability... yes
checking sys/stropts.h presence... yes
checking for sys/stropts.h... yes
checking for an ANSI C-conforming const... yes
checking for inline... inline
checking whether byte ordering is bigendian... no
checking for size_t... yes
checking whether time.h and sys/time.h may both be included... yes
checking for sys/wait.h that is POSIX.1 compatible... (cached) yes
checking for socklen_t... yes
checking for in_addr_t... 
checking for working memcmp... yes
checking whether lstat correctly handles trailing slash... no
checking whether stat accepts an empty string... yes
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checking vfork.h usability... no
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checking for fork... yes
checking for vfork... yes
checking for working fork... yes
checking for working vfork... (cached) yes
checking for gethostbyname in -lnsl... yes
checking for socket in -lsocket... no
checking for ftime... yes
checking for gethostbyname... (cached) yes
checking for gethostname... yes
checking for gettimeofday... yes
checking for inet_ntoa... yes
checking for memmove... yes
checking for memset... yes
checking for mmap... yes
checking for mkfifo... yes
checking for select... yes
checking for socket... yes
checking for strchr... yes
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checking for strerror... yes
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checking for setsid... yes
checking for setpgrp... yes
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checking for setegid... yes
checking for initgroups... yes
checking for waitpid... yes
checking for setutxent... yes
checking for grantpt... yes
checking for shmat... (cached) yes
checking for shmget in -lcygipc... no
checking ApplicationServices/ApplicationServices.h usability... no
checking ApplicationServices/ApplicationServices.h presence... no
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checking android/api-level.h usability... no
checking android/api-level.h presence... no
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checking for rpm sources path... NOT-FOUND
checking that generated files are newer than configure... done
configure: creating ./config.status
config.status: creating Makefile
config.status: creating src/Makefile
config.status: creating misc/Makefile
config.status: creating misc/turbovnc/Makefile
config.status: creating config.h
config.status: executing depfiles commands
>>> Source configured.
>>> Compiling source in /var/tmp/portage/x11-misc/x11vnc-0.9.16/work/x11vnc-0.9.16 ...
make -j1 
make  all-recursive
make[1]: Entering directory '/var/tmp/portage/x11-misc/x11vnc-0.9.16/work/x11vnc-0.9.16'
Making all in src
make[2]: Entering directory '/var/tmp/portage/x11-misc/x11vnc-0.9.16/work/x11vnc-0.9.16/src'
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-8to24.o `test -f '8to24.c' || echo './'`8to24.c
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-appshare.o `test -f 'appshare.c' || echo './'`appshare.c
appshare.c: In function ‘stop’:
appshare.c:533:2: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
  system(cmd);
  ^~~~~~~~~~~
appshare.c:537:2: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
  system(cmd);
  ^~~~~~~~~~~
appshare.c: In function ‘launch’:
appshare.c:497:2: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
  system(cmd);
  ^~~~~~~~~~~
appshare.c: In function ‘handle_shell’:
appshare.c:1711:6: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
      system(str+1);
      ^~~~~~~~~~~~~
appshare.c:1715:6: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
      system(cmd);
      ^~~~~~~~~~~
appshare.c: In function ‘appshare_cleanup’:
appshare.c:639:3: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
   system(cmd);
   ^~~~~~~~~~~
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-avahi.o `test -f 'avahi.c' || echo './'`avahi.c
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-cleanup.o `test -f 'cleanup.c' || echo './'`cleanup.c
cleanup.c: In function ‘crash_shell’:
cleanup.c:511:4: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
    system(cmd);
    ^~~~~~~~~~~
cleanup.c:517:4: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
    system(cmd);
    ^~~~~~~~~~~
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-connections.o `test -f 'connections.c' || echo './'`connections.c
connections.c: In function ‘run_user_command’:
connections.c:644:4: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
    write(tmp_fd, input, len);
    ^~~~~~~~~~~~~~~~~~~~~~~~~
connections.c:670:5: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
     write(fileno(output), line, k+1);
     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
connections.c:691:3: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
   write(fileno(ph), input, len);
   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
connections.c: In function ‘do_reverse_connect’:
connections.c:2720:4: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
    write(vncsock, prestring, prestring_len);
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
connections.c:2792:5: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
     write(sock, prestring, prestring_len);
     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
connections.c:2803:4: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
    write(sock, prestring, prestring_len);
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
connections.c: In function ‘pconnect’:
connections.c:2249:2: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
  write(psock, req, strlen(req));
  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
connections.c:2253:3: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
   write(psock, t, strlen(t));
   ^~~~~~~~~~~~~~~~~~~~~~~~~~
connections.c:2266:2: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
  write(psock, req, strlen(req));
  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
connections.c: In function ‘socks_proxy’:
connections.c:2148:2: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
  write(sock, buf, len);
  ^~~~~~~~~~~~~~~~~~~~~
connections.c: In function ‘socks5_proxy’:
connections.c:2023:2: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
  write(sock, buf, 3);
  ^~~~~~~~~~~~~~~~~~~
connections.c:2051:2: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
  write(sock, buf, len+2);
  ^~~~~~~~~~~~~~~~~~~~~~~
connections.c:2074:3: warning: ignoring return value of ‘read’, declared with attribute warn_unused_result [-Wunused-result]
   read(sock, reply+4, 4 + 2);
   ^~~~~~~~~~~~~~~~~~~~~~~~~~
connections.c:2078:3: warning: ignoring return value of ‘read’, declared with attribute warn_unused_result [-Wunused-result]
   read(sock, reply+5, (int) reply[4] + 2);
   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
connections.c:2080:3: warning: ignoring return value of ‘read’, declared with attribute warn_unused_result [-Wunused-result]
   read(sock, reply+4, 16 + 2);
   ^~~~~~~~~~~~~~~~~~~~~~~~~~~
connections.c: In function ‘check_gui_inputs’:
connections.c:3807:5: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
     write(fd, "\n", 1);
     ^~~~~~~~~~~~~~~~~~
connections.c: In function ‘start_client_info_sock’:
connections.c:4258:4: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
    write(sock, "COOKIE:", strlen("COOKIE:"));
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
connections.c:4259:4: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
    write(sock, cookie, strlen(cookie));
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
connections.c:4260:4: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
    write(sock, "\n", strlen("\n"));
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
connections.c:4261:4: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
    write(sock, "none\n", strlen("none\n"));
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
connections.c:4262:4: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
    write(sock, "none\n", strlen("none\n"));
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
connections.c:4263:4: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
    write(sock, lst, strlen(lst));
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
connections.c:4264:4: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
    write(sock, "\n", strlen("\n"));
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
connections.c: In function ‘send_client_info’:
connections.c:4317:11: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
    if (0) write(sock, "\n", 1);
           ^~~~~~~~~~~~~~~~~~~~
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-cursor.o `test -f 'cursor.c' || echo './'`cursor.c
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-gui.o `test -f 'gui.c' || echo './'`gui.c
gui.c: In function ‘do_gui’:
gui.c:754:3: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
   write(fd, gui_code, strlen(gui_code));
   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
gui.c:811:3: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
   system(cmd);
   ^~~~~~~~~~~
gui.c:818:4: warning: ignoring return value of ‘fgets’, declared with attribute warn_unused_result [-Wunused-result]
    fgets(line, 128, fp);
    ^~~~~~~~~~~~~~~~~~~~
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-help.o `test -f 'help.c' || echo './'`help.c
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-inet.o `test -f 'inet.c' || echo './'`inet.c
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-keyboard.o `test -f 'keyboard.c' || echo './'`keyboard.c
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-linuxfb.o `test -f 'linuxfb.c' || echo './'`linuxfb.c
linuxfb.c: In function ‘console_guess’:
linuxfb.c:156:4: warning: ignoring return value of ‘read’, declared with attribute warn_unused_result [-Wunused-result]
    read(fd, tmp, 4);
    ^~~~~~~~~~~~~~~~
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-macosx.o `test -f 'macosx.c' || echo './'`macosx.c
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-macosxCG.o `test -f 'macosxCG.c' || echo './'`macosxCG.c
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-macosxCGP.o `test -f 'macosxCGP.c' || echo './'`macosxCGP.c
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-macosxCGS.o `test -f 'macosxCGS.c' || echo './'`macosxCGS.c
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-macosx_opengl.o `test -f 'macosx_opengl.c' || echo './'`macosx_opengl.c
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-options.o `test -f 'options.c' || echo './'`options.c
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-pm.o `test -f 'pm.c' || echo './'`pm.c
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-pointer.o `test -f 'pointer.c' || echo './'`pointer.c
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-rates.o `test -f 'rates.c' || echo './'`rates.c
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-remote.o `test -f 'remote.c' || echo './'`remote.c
remote.c: In function ‘send_remote_cmd’:
remote.c:158:5: warning: ignoring return value of ‘fgets’, declared with attribute warn_unused_result [-Wunused-result]
     fgets(line, X11VNC_REMOTE_MAX, in);
     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
remote.c: In function ‘check_httpdir’:
remote.c:362:4: warning: ignoring return value of ‘getcwd’, declared with attribute warn_unused_result [-Wunused-result]
    getcwd(cwd, 1024);
    ^~~~~~~~~~~~~~~~~
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-scan.o `test -f 'scan.c' || echo './'`scan.c
scan.c: In function ‘get_load’:
scan.c:2940:5: warning: ignoring return value of ‘read’, declared with attribute warn_unused_result [-Wunused-result]
     read(d, tmp, 60);
     ^~~~~~~~~~~~~~~~
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-screen.o `test -f 'screen.c' || echo './'`screen.c
screen.c: In function ‘vnc_reflect_get_password’:
screen.c:1434:3: warning: ignoring return value of ‘fgets’, declared with attribute warn_unused_result [-Wunused-result]
   fgets(p, 100, stdin);
   ^~~~~~~~~~~~~~~~~~~~
screen.c:1439:5: warning: ignoring return value of ‘fgets’, declared with attribute warn_unused_result [-Wunused-result]
     fgets(p, 100, f);
     ^~~~~~~~~~~~~~~~
screen.c: In function ‘initialize_raw_fb’:
screen.c:1773:4: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
    write(fd, (char *)vals, 4 * w);
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
screen.c:1795:4: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
    write(fd, (char *)val, 4 * w);
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-selection.o `test -f 'selection.c' || echo './'`selection.c
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-solid.o `test -f 'solid.c' || echo './'`solid.c
solid.c: In function ‘solid_macosx’:
solid.c:1217:4: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
    write(fd, macosx_solid_background, strlen(macosx_solid_background));
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-sslcmds.o `test -f 'sslcmds.c' || echo './'`sslcmds.c
sslcmds.c: In function ‘sslGenCA’:
sslcmds.c:604:2: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
  system(cmd);
  ^~~~~~~~~~~
sslcmds.c: In function ‘sslGenCert’:
sslcmds.c:640:2: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
  system(cmd);
  ^~~~~~~~~~~
sslcmds.c: In function ‘sslEncKey’:
sslcmds.c:730:3: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
   system(tca);
   ^~~~~~~~~~~
sslcmds.c:744:3: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
   write(tmp_fd, genCert, strlen(genCert));
   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sslcmds.c:758:3: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
   system(scr);
   ^~~~~~~~~~~
sslcmds.c:855:2: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
  write(tmp_fd, genCert, strlen(genCert));
  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sslcmds.c:871:2: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
  system(scr);
  ^~~~~~~~~~~
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-sslhelper.o `test -f 'sslhelper.c' || echo './'`sslhelper.c
sslhelper.c: In function ‘crl_callback’:
sslhelper.c:833:8: warning: implicit declaration of function ‘X509_OBJECT_new’; did you mean ‘sk_X509_OBJECT_new’? [-Wimplicit-function-declaration]
  obj = X509_OBJECT_new();
        ^~~~~~~~~~~~~~~
        sk_X509_OBJECT_new
sslhelper.c:833:6: warning: assignment to ‘X509_OBJECT *’ {aka ‘struct x509_object_st *’} from ‘int’ makes pointer from integer without a cast [-Wint-conversion]
  obj = X509_OBJECT_new();
      ^
sslhelper.c:835:8: warning: implicit declaration of function ‘X509_OBJECT_get0_X509_CRL’; did you mean ‘X509_REQ_to_X509’? [-Wimplicit-function-declaration]
  crl = X509_OBJECT_get0_X509_CRL(obj);
        ^~~~~~~~~~~~~~~~~~~~~~~~~
        X509_REQ_to_X509
sslhelper.c:835:6: warning: assignment to ‘X509_CRL *’ {aka ‘struct X509_crl_st *’} from ‘int’ makes pointer from integer without a cast [-Wint-conversion]
  crl = X509_OBJECT_get0_X509_CRL(obj);
      ^
sslhelper.c:869:4: warning: implicit declaration of function ‘X509_OBJECT_free’; did you mean ‘sk_X509_OBJECT_free’? [-Wimplicit-function-declaration]
    X509_OBJECT_free(obj);
    ^~~~~~~~~~~~~~~~
    sk_X509_OBJECT_free
sslhelper.c:916:6: warning: assignment to ‘X509_OBJECT *’ {aka ‘struct x509_object_st *’} from ‘int’ makes pointer from integer without a cast [-Wint-conversion]
  obj = X509_OBJECT_new();
      ^
sslhelper.c:918:6: warning: assignment to ‘X509_CRL *’ {aka ‘struct X509_crl_st *’} from ‘int’ makes pointer from integer without a cast [-Wint-conversion]
  crl = X509_OBJECT_get0_X509_CRL(obj);
      ^
sslhelper.c:933:21: warning: implicit declaration of function ‘X509_REVOKED_get0_serialNumber’; did you mean ‘X509_REVOKED_set_serialNumber’? [-Wimplicit-function-declaration]
    revoked_serial = X509_REVOKED_get0_serialNumber(revoked);
                     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
                     X509_REVOKED_set_serialNumber
sslhelper.c:933:19: warning: assignment to ‘const ASN1_INTEGER *’ {aka ‘const struct asn1_string_st *’} from ‘int’ makes pointer from integer without a cast [-Wint-conversion]
    revoked_serial = X509_REVOKED_get0_serialNumber(revoked);
                   ^
sslhelper.c: In function ‘pr_ssl_info’:
sslhelper.c:1966:4: warning: assignment discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
  c = SSL_get_current_cipher(ssl);
    ^
sslhelper.c:1971:17: warning: implicit declaration of function ‘SSL_SESSION_get_protocol_version’; did you mean ‘SSL_SESSION_get_compress_id’? [-Wimplicit-function-declaration]
   ssl_version = SSL_SESSION_get_protocol_version(s);
                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
                 SSL_SESSION_get_compress_id
In file included from sslhelper.c:4385:
enc.h: In function ‘rsa_md5_sum’:
enc.h:1126:7: warning: implicit declaration of function ‘EVP_MD_CTX_new’; did you mean ‘EVP_MD_CTX_init’? [-Wimplicit-function-declaration]
  md = EVP_MD_CTX_new();
       ^~~~~~~~~~~~~~
       EVP_MD_CTX_init
enc.h:1126:5: warning: assignment to ‘EVP_MD_CTX *’ {aka ‘struct env_md_ctx_st *’} from ‘int’ makes pointer from integer without a cast [-Wint-conversion]
  md = EVP_MD_CTX_new();
     ^
enc.h:1134:2: warning: implicit declaration of function ‘EVP_MD_CTX_free’; did you mean ‘EVP_MD_CTX_create’? [-Wimplicit-function-declaration]
  EVP_MD_CTX_free(md);
  ^~~~~~~~~~~~~~~
  EVP_MD_CTX_create
enc.h: In function ‘securevnc_setup’:
enc.h:1452:64: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘size_t’ {aka ‘long unsigned int’} [-Wformat=]
    fprintf(stderr, "securevnc_setup: seeding with RANDSTR len=%d\n", strlen(s));
                                                               ~^     ~~~~~~~~~
                                                               %ld
enc.h:1508:8: warning: assignment to ‘EVP_MD_CTX *’ {aka ‘struct env_md_ctx_st *’} from ‘int’ makes pointer from integer without a cast [-Wint-conversion]
   dctx = EVP_MD_CTX_new();
        ^
sslhelper.c: In function ‘create_tmp_pem’:
sslhelper.c:346:2: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
  write(cnf_fd, str, strlen(str));
  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sslhelper.c:505:4: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
    system(cmd);
    ^~~~~~~~~~~
sslhelper.c: In function ‘pem_passwd_callback’:
sslhelper.c:780:2: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
  system("stty -echo");
  ^~~~~~~~~~~~~~~~~~~~
sslhelper.c:783:3: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
   system("stty echo");
   ^~~~~~~~~~~~~~~~~~~
sslhelper.c:786:2: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
  system("stty echo");
  ^~~~~~~~~~~~~~~~~~~
sslhelper.c: In function ‘add_anon_dh’:
sslhelper.c:1482:4: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
    write(cnf_fd, new_dh_params, strlen(new_dh_params));
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sslhelper.c:1536:8: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
        write(d, new_dh_params, strlen(new_dh_params));
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sslhelper.c:1544:3: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
   write(cnf_fd, fixed_dh_params, strlen(fixed_dh_params));
   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sslhelper.c: In function ‘accept_openssl’:
sslhelper.c:3624:4: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
    write(vncsock, tbuf, strlen(cookie));
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sslhelper.c:3630:4: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
    write(vncsock, tbuf, strlen(cookie));
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sslhelper.c:3704:5: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
     write(vncsock, cookie, strlen(cookie));
     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sslhelper.c:3706:6: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
      write(vncsock, buf, n);
      ^~~~~~~~~~~~~~~~~~~~~~
sslhelper.c:3778:5: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
     write(vncsock, tbuf, strlen(tbuf));
     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sslhelper.c:3852:4: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
    write(vncsock, tbuf, strlen(tbuf));
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sslhelper.c:3899:7: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
       write(httpsock, buf, m);
       ^~~~~~~~~~~~~~~~~~~~~~~
sslhelper.c:3900:7: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
       write(httpsock, s, strlen(s));
       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sslhelper.c:3902:7: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
       write(httpsock, q, n-m);
       ^~~~~~~~~~~~~~~~~~~~~~~
sslhelper.c:3907:6: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
      write(httpsock, buf, n);
      ^~~~~~~~~~~~~~~~~~~~~~~
sslhelper.c:3922:3: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
   write(vncsock, cookie, strlen(cookie));
   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sslhelper.c:3986:4: warning: ignoring return value of ‘read’, declared with attribute warn_unused_result [-Wunused-result]
    read(certret_fd, certret_str, sbuf.st_size);
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sslhelper.c:4009:4: warning: ignoring return value of ‘read’, declared with attribute warn_unused_result [-Wunused-result]
    read(dhret_fd, dhret_str, sbuf.st_size);
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sslhelper.c: In function ‘watch_for_http_traffic’:
sslhelper.c:3257:3: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
   write(2, buf_a, *n_a);
   ^~~~~~~~~~~~~~~~~~~~~
sslhelper.c: In function ‘ssl_xfer’:
sslhelper.c:2319:3: warning: ignoring return value of ‘read’, declared with attribute warn_unused_result [-Wunused-result]
   read(csock, tmp, 12);
   ^~~~~~~~~~~~~~~~~~~~
sslhelper.c: In function ‘raw_xfer’:
sslhelper.c:4312:17: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
     if (db > 1) write(2, buf, n);
                 ^~~~~~~~~~~~~~~~
sslhelper.c:4344:17: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
     if (db > 1) write(2, buf, n);
                 ^~~~~~~~~~~~~~~~
In file included from sslhelper.c:4385:
enc.h: In function ‘securevnc_setup’:
enc.h:1344:2: warning: ignoring return value of ‘read’, declared with attribute warn_unused_result [-Wunused-result]
  read(server, (char *) &b1, 1);
  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
enc.h:1345:2: warning: ignoring return value of ‘read’, declared with attribute warn_unused_result [-Wunused-result]
  read(server, (char *) &b2, 1);
  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
enc.h:1346:2: warning: ignoring return value of ‘read’, declared with attribute warn_unused_result [-Wunused-result]
  read(server, (char *) &b3, 1);
  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
enc.h:1347:2: warning: ignoring return value of ‘read’, declared with attribute warn_unused_result [-Wunused-result]
  read(server, (char *) &b4, 1);
  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
enc.h:1436:2: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
  write(2, to_viewer, 12); /* and first 12 bytes 'RFB ...' as message */
  ^~~~~~~~~~~~~~~~~~~~~~~
enc.h:1469:2: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
  write(server, encrypted_keybuf, n);
  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
enc.h:1479:3: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
   write(server, (char *)&zero, 1);
   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
enc.h:1481:3: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
   write(server, (char *)&one, 1);
   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
enc.h:1483:2: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
  write(server, (char *)&zero, 1);
  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
enc.h:1484:2: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
  write(server, (char *)&zero, 1);
  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
enc.h:1486:3: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
   write(server, (char *)&sig, 1);
   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
enc.h:1488:3: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
   write(server, (char *)&zero, 1);
   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
enc.h:1558:3: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
   write(server, signature, nsig);
   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
enc.h:1568:3: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
   write(viewer, to_viewer, to_viewer_len);
   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
enc.h: In function ‘securevnc_server_rsa_save_dialog’:
enc.h:1110:3: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
   write(fileno(p), rsabuf, SECUREVNC_RSA_PUBKEY_SIZE);
   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
enc.h: In function ‘doloop’:
enc.h:2102:4: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
    system(cmd);
    ^~~~~~~~~~~
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-uinput.o `test -f 'uinput.c' || echo './'`uinput.c
uinput.c: In function ‘initialize_uinput’:
uinput.c:490:2: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
  write(fd, &udev, sizeof(udev));
  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
uinput.c: In function ‘ptr_move’:
uinput.c:727:2: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
  write(d, &ev, sizeof(ev));
  ^~~~~~~~~~~~~~~~~~~~~~~~~
uinput.c:732:2: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
  write(d, &ev, sizeof(ev));
  ^~~~~~~~~~~~~~~~~~~~~~~~~
uinput.c:737:2: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
  write(d, &ev, sizeof(ev));
  ^~~~~~~~~~~~~~~~~~~~~~~~~
uinput.c: In function ‘button_click’:
uinput.c:983:2: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
  write(d, &ev, sizeof(ev));
  ^~~~~~~~~~~~~~~~~~~~~~~~~
uinput.c:988:2: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
  write(d, &ev, sizeof(ev));
  ^~~~~~~~~~~~~~~~~~~~~~~~~
uinput.c: In function ‘ptr_abs’:
uinput.c:780:2: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
  write(d, &ev, sizeof(ev));
  ^~~~~~~~~~~~~~~~~~~~~~~~~
uinput.c:785:2: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
  write(d, &ev, sizeof(ev));
  ^~~~~~~~~~~~~~~~~~~~~~~~~
uinput.c:791:3: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
   write(d, &ev, sizeof(ev));
   ^~~~~~~~~~~~~~~~~~~~~~~~~
uinput.c:797:4: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
    write(d, &ev, sizeof(ev));
    ^~~~~~~~~~~~~~~~~~~~~~~~~
uinput.c:804:2: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
  write(d, &ev, sizeof(ev));
  ^~~~~~~~~~~~~~~~~~~~~~~~~
uinput.c: In function ‘uinput_key_command’:
uinput.c:1261:2: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
  write(d, &ev, sizeof(ev));
  ^~~~~~~~~~~~~~~~~~~~~~~~~
uinput.c:1266:2: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
  write(d, &ev, sizeof(ev));
  ^~~~~~~~~~~~~~~~~~~~~~~~~
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-unixpw.o `test -f 'unixpw.c' || echo './'`unixpw.c
unixpw.c: In function ‘try_to_be_nobody’:
unixpw.c:648:3: warning: ignoring return value of ‘setuid’, declared with attribute warn_unused_result [-Wunused-result]
   setuid(pw->pw_uid);
   ^~~~~~~~~~~~~~~~~~
unixpw.c:651:3: warning: ignoring return value of ‘seteuid’, declared with attribute warn_unused_result [-Wunused-result]
   seteuid(pw->pw_uid);
   ^~~~~~~~~~~~~~~~~~~
unixpw.c:654:3: warning: ignoring return value of ‘setgid’, declared with attribute warn_unused_result [-Wunused-result]
   setgid(pw->pw_gid);
   ^~~~~~~~~~~~~~~~~~
unixpw.c:657:3: warning: ignoring return value of ‘setegid’, declared with attribute warn_unused_result [-Wunused-result]
   setegid(pw->pw_gid);
   ^~~~~~~~~~~~~~~~~~~
unixpw.c: In function ‘su_verify’:
unixpw.c:1120:5: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
     system(nam);
     ^~~~~~~~~~~
unixpw.c:1122:5: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
     write(tfd, "NOTTTY\n", 7);
     ^~~~~~~~~~~~~~~~~~~~~~~~~
unixpw.c:1127:3: warning: ignoring return value of ‘chdir’, declared with attribute warn_unused_result [-Wunused-result]
   chdir("/");
   ^~~~~~~~~~
unixpw.c:1157:3: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
   write(2, "C", 1);
   ^~~~~~~~~~~~~~~~
unixpw.c:1252:5: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
     system(cmd0);
     ^~~~~~~~~~~~
unixpw.c:1254:5: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
     system(cmd0);
     ^~~~~~~~~~~~
unixpw.c:1339:4: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
    write(fd, pass+k, 1);
    ^~~~~~~~~~~~~~~~~~~~
unixpw.c:1343:3: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
   write(fd, pass, strlen(pass));
   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
unixpw.c: In function ‘check_unixpw_userprefs’:
unixpw.c:1541:5: warning: ignoring return value of ‘fgets’, declared with attribute warn_unused_result [-Wunused-result]
     fgets(buf, 1024, f);
     ^~~~~~~~~~~~~~~~~~~
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-user.o `test -f 'user.c' || echo './'`user.c
user.c: In function ‘setup_cmd’:
user.c:1905:4: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
    write(fd, find_display, strlen(find_display));
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
user.c:1914:7: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
       system(com);
       ^~~~~~~~~~~
user.c: In function ‘vnc_redirect_timeout’:
user.c:1396:2: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
  write(2, "timeout: no clients connected.\n", 31);
  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
user.c: In function ‘do_run_cmd’:
user.c:2511:4: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
    write(tmp_fd, s, strlen(s));
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~
user.c:2513:4: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
    write(tmp_fd, find_display, strlen(find_display));
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
user.c:2576:37: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
 if (db) {fprintf(stderr, "line: "); write(2, line, n); write(2, "\n", 1); fprintf(stderr, "res=%d n=%d\n", res, n);}
                                     ^~~~~~~~~~~~~~~~~
user.c:2576:56: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
 if (db) {fprintf(stderr, "line: "); write(2, line, n); write(2, "\n", 1); fprintf(stderr, "res=%d n=%d\n", res, n);}
                                                        ^~~~~~~~~~~~~~~~~
user.c:2681:9: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
 if (db) write(2, line, 100);
         ^~~~~~~~~~~~~~~~~~~
user.c:2857:1: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
 write(2, xauth_raw_data, n);
 ^~~~~~~~~~~~~~~~~~~~~~~~~~~
user.c: In function ‘do_chvt’:
user.c:1405:2: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
  system(chvt);
  ^~~~~~~~~~~~
user.c: In function ‘do_vnc_redirect’:
user.c:1876:3: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
   write(vnc_redirect_sock, vnc_redirect_test, vnc_redirect_cnt);
   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-userinput.o `test -f 'userinput.c' || echo './'`userinput.c
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-util.o `test -f 'util.c' || echo './'`util.c
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-v4l.o `test -f 'v4l.c' || echo './'`v4l.c
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-win_utils.o `test -f 'win_utils.c' || echo './'`win_utils.c
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-x11vnc.o `test -f 'x11vnc.c' || echo './'`x11vnc.c
x11vnc.c: In function ‘terminal_services’:
x11vnc.c:555:7: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
       system(dcmd);
       ^~~~~~~~~~~~
x11vnc.c:562:7: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
       system(dcmd);
       ^~~~~~~~~~~~
x11vnc.c: In function ‘do_tsd’:
x11vnc.c:718:3: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
   system(cmd);
   ^~~~~~~~~~~
x11vnc.c:729:3: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
   system(cmd);
   ^~~~~~~~~~~
x11vnc.c: In function ‘quick_pw’:
x11vnc.c:1381:3: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
   system("stty -echo");
   ^~~~~~~~~~~~~~~~~~~~
x11vnc.c:1384:4: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
    system("stty echo");
    ^~~~~~~~~~~~~~~~~~~
x11vnc.c:1387:3: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
   system("stty echo");
   ^~~~~~~~~~~~~~~~~~~
x11vnc.c: In function ‘store_homedir_passwd’:
x11vnc.c:1760:2: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
  system("stty -echo");
  ^~~~~~~~~~~~~~~~~~~~
x11vnc.c:1763:3: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
   system("stty echo");
   ^~~~~~~~~~~~~~~~~~~
x11vnc.c:1771:3: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
   system("stty echo");
   ^~~~~~~~~~~~~~~~~~~
x11vnc.c:1775:2: warning: ignoring return value of ‘system’, declared with attribute warn_unused_result [-Wunused-result]
  system("stty echo");
  ^~~~~~~~~~~~~~~~~~~
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-x11vnc_defs.o `test -f 'x11vnc_defs.c' || echo './'`x11vnc_defs.c
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-xdamage.o `test -f 'xdamage.c' || echo './'`xdamage.c
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-xevents.o `test -f 'xevents.c' || echo './'`xevents.c
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-xi2_devices.o `test -f 'xi2_devices.c' || echo './'`xi2_devices.c
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-xinerama.o `test -f 'xinerama.c' || echo './'`xinerama.c
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-xkb_bell.o `test -f 'xkb_bell.c' || echo './'`xkb_bell.c
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-xrandr.o `test -f 'xrandr.c' || echo './'`xrandr.c
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-xrecord.o `test -f 'xrecord.c' || echo './'`xrecord.c
x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2 -I/usr/include/libpng16   -O2 -pipe -march=native -c -o x11vnc-xwrappers.o `test -f 'xwrappers.c' || echo './'`xwrappers.c
xwrappers.c: In function ‘xauth_raw’:
xwrappers.c:1428:4: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
    write(tmp_fd, xauth_raw_data, xauth_raw_len);
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
x86_64-pc-linux-gnu-gcc  -O2 -pipe -march=native  -Wl,-O1 -Wl,--as-needed -o x11vnc x11vnc-8to24.o x11vnc-appshare.o x11vnc-avahi.o x11vnc-cleanup.o x11vnc-connections.o x11vnc-cursor.o x11vnc-gui.o x11vnc-help.o x11vnc-inet.o x11vnc-keyboard.o x11vnc-linuxfb.o x11vnc-macosx.o x11vnc-macosxCG.o x11vnc-macosxCGP.o x11vnc-macosxCGS.o x11vnc-macosx_opengl.o x11vnc-options.o x11vnc-pm.o x11vnc-pointer.o x11vnc-rates.o x11vnc-remote.o x11vnc-scan.o x11vnc-screen.o x11vnc-selection.o x11vnc-solid.o x11vnc-sslcmds.o x11vnc-sslhelper.o x11vnc-uinput.o x11vnc-unixpw.o x11vnc-user.o x11vnc-userinput.o x11vnc-util.o x11vnc-v4l.o x11vnc-win_utils.o x11vnc-x11vnc.o x11vnc-x11vnc_defs.o x11vnc-xdamage.o x11vnc-xevents.o x11vnc-xi2_devices.o x11vnc-xinerama.o x11vnc-xkb_bell.o x11vnc-xrandr.o x11vnc-xrecord.o x11vnc-xwrappers.o -lvncserver -lvncclient  -lssl -lcrypto -lcrypt -lXtst -lXtst -lXtst  -lXext -lXrandr -lXfixes -lXdamage -lXcomposite -lXcursor -lX11 -lXi -lcairo  -lnsl 
x11vnc-sslhelper.o: In function `verify_callback':
sslhelper.c:(.text+0x7bb): undefined reference to `X509_OBJECT_new'
sslhelper.c:(.text+0x7de): undefined reference to `X509_OBJECT_get0_X509_CRL'
sslhelper.c:(.text+0x92a): undefined reference to `X509_OBJECT_free'
sslhelper.c:(.text+0x94c): undefined reference to `X509_OBJECT_new'
sslhelper.c:(.text+0x971): undefined reference to `X509_OBJECT_get0_X509_CRL'
sslhelper.c:(.text+0x9e3): undefined reference to `X509_REVOKED_get0_serialNumber'
sslhelper.c:(.text+0xa50): undefined reference to `X509_OBJECT_free'
sslhelper.c:(.text+0xaa6): undefined reference to `X509_OBJECT_free'
sslhelper.c:(.text+0xaf2): undefined reference to `X509_OBJECT_free'
sslhelper.c:(.text+0xb42): undefined reference to `X509_OBJECT_free'
x11vnc-sslhelper.o: In function `pr_ssl_info.isra.4':
sslhelper.c:(.text+0xd27): undefined reference to `SSL_SESSION_get_protocol_version'
x11vnc-sslhelper.o: In function `rsa_md5_sum':
sslhelper.c:(.text+0xe08): undefined reference to `EVP_MD_CTX_new'
sslhelper.c:(.text+0xe45): undefined reference to `EVP_MD_CTX_free'
x11vnc-sslhelper.o: In function `securevnc_setup':
sslhelper.c:(.text+0x16ef): undefined reference to `EVP_MD_CTX_new'
sslhelper.c:(.text+0x173c): undefined reference to `EVP_MD_CTX_free'
collect2: error: ld returned 1 exit status
make[2]: *** [Makefile:550: x11vnc] Error 1
make[2]: Leaving directory '/var/tmp/portage/x11-misc/x11vnc-0.9.16/work/x11vnc-0.9.16/src'
make[1]: *** [Makefile:500: all-recursive] Error 1
make[1]: Leaving directory '/var/tmp/portage/x11-misc/x11vnc-0.9.16/work/x11vnc-0.9.16'
make: *** [Makefile:377: all] Error 2
 * ERROR: x11-misc/x11vnc-0.9.16::gentoo failed (compile phase):
 *   emake failed
 * 
 * If you need support, post the output of `emerge --info '=x11-misc/x11vnc-0.9.16::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=x11-misc/x11vnc-0.9.16::gentoo'`.
 * The complete build log is located at '/var/log/portage/x11-misc:x11vnc-0.9.16:20190115-232546.log'.
 * For convenience, a symlink to the build log is located at '/var/tmp/portage/x11-misc/x11vnc-0.9.16/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/x11-misc/x11vnc-0.9.16/temp/environment'.
 * Working directory: '/var/tmp/portage/x11-misc/x11vnc-0.9.16/work/x11vnc-0.9.16'
 * S: '/var/tmp/portage/x11-misc/x11vnc-0.9.16/work/x11vnc-0.9.16'