When I emerge mjpegtools I get this undefined reference: lavplay.o(.text+0x41f8): In function `lavplay_mjpeg_set_params': : undefined reference to `XOpenDisplay' lavplay.o(.text+0x4273): In function `lavplay_mjpeg_set_params': : undefined reference to `XGetWindowAttributes' Reproducible: Always Steps to Reproduce: 1. emerge mjpegtools 2. 3. Actual Results: /bin/sh ../libtool --mode=link gcc -mcpu=i686 -march=i686 -march=pentium3 -O3 -pipe -fprefetch-loop-arrays -funroll-loops -mno-sse2 -Wall -Wunused -o lavrec lavrec.o ../utils/libmjpegutils.a liblavrec.la liblavfile.la liblavjpeg.la -lpthread gcc -mcpu=i686 -march=i686 -march=pentium3 -O3 -pipe -fprefetch-loop-arrays -funroll-loops -mno-sse2 -Wall -Wunused -o .libs/lavplay lavplay.o ../utils/libmjpegutils.a ./.libs/liblavplay.so ./.libs/liblavjpeg.so -L/usr/include/jpeg-mmx ./.libs/liblavfile.so -L/usr/lib -lmovtar /usr/lib/libquicktime.so -ldl /usr/lib/libjpeg.so /usr/lib/libdv.so -lm /usr/lib/libglib.so -lpthread -L/usr/X11R6/lib lavplay.o(.text+0x41f8): In function `lavplay_mjpeg_set_params': : undefined reference to `XOpenDisplay' lavplay.o(.text+0x4273): In function `lavplay_mjpeg_set_params': : undefined reference to `XGetWindowAttributes' collect2: ld returned 1 exit status Expected Results: Compiled. Portage 2.0.50-r1 (default-x86-1.4, gcc-3.3.2, glibc-2.3.2-r9, 2.6.4) ================================================================= System uname: 2.6.4 i686 Pentium III (Katmai) Gentoo Base System version 1.4.3.13 distcc 2.12.1 i686-pc-linux-gnu (protocols 1 and 2) (default port 3632) [disabled] ccache version 2.3 [enabled] Autoconf: sys-devel/autoconf-2.58-r1 Automake: sys-devel/automake-1.7.7 ACCEPT_KEYWORDS="x86" AUTOCLEAN="yes" CFLAGS="-march=pentium3 -O3 -pipe -fprefetch-loop-arrays -funroll-loops" CHOST="i686-pc-linux-gnu" COMPILER="gcc3" CONFIG_PROTECT="/etc /usr/X11R6/lib/X11/xkb /usr/kde/2/share/config /usr/kde/3.1/share/config /usr/kde/3.2/share/config /usr/kde/3/share/config /usr/lib/mozilla/defaults/pref /usr/share/config /usr/share/texmf/dvipdfm/config/ /usr/share/texmf/dvips/config/ /usr/share/texmf/tex/generic/config/ /usr/share/texmf/tex/platex/config/ /usr/share/texmf/xdvi/ /var/qmail/control" CONFIG_PROTECT_MASK="/etc/gconf /etc/terminfo /etc/env.d" CXXFLAGS="-march=pentium3 -O3 -pipe -fprefetch-loop-arrays -funroll-loops" DISTDIR="/usr/portage/distfiles" FEATURES="autoaddcvs ccache sandbox" GENTOO_MIRRORS="http://gentoo.oregonstate.edu http://distro.ibiblio.org/pub/Linux/distributions/gentoo" MAKEOPTS="-j2" PKGDIR="/usr/portage/packages" PORTAGE_TMPDIR="/home/back/tmp/" PORTDIR="/usr/portage" PORTDIR_OVERLAY="" SYNC="rsync://rsync.gentoo.org/gentoo-portage" USE="X aalib acpi alsa apm arts avi berkdb bonobo cdr crypt cups dga directfb dv dvd encode esd faad ffmpeg foomaticdb gdbm ggi gif gnome gpm gtk gtk2 gtkhtml guile imlib java jpeg kde ldap libg++ libwww mad matrox mbox mikmod mmx motif mozilla mpeg ncurses nls oggvorbis opengl oss pam pcap pdflib perl png ppds python qt quicktime readline samba sdl slang spell sse ssl svga tcltk tcpd tetex tiff transcode truetype x86 xml2 xmms xv xvid zlib" i've seen bug 42037 & bug 36771, but i've not understand...
*** This bug has been marked as a duplicate of 42037 ***
