* Package:    net-misc/ndppd-0.2.5
 * Repository: gentoo
 * Maintainer: zx2c4@gentoo.org
 * USE:        abi_x86_64 amd64 elibc_musl kernel_linux userland_GNU
 * FEATURES:   network-sandbox preserve-libs sandbox userpriv usersandbox
>>> Unpacking source...
>>> Unpacking ndppd-0.2.5.tar.gz to /var/tmp/portage/net-misc/ndppd-0.2.5/work
>>> Source unpacked in /var/tmp/portage/net-misc/ndppd-0.2.5/work
>>> Preparing source in /var/tmp/portage/net-misc/ndppd-0.2.5/work/ndppd-0.2.5 ...
>>> Source prepared.
>>> Configuring source in /var/tmp/portage/net-misc/ndppd-0.2.5/work/ndppd-0.2.5 ...
>>> Source configured.
>>> Compiling source in /var/tmp/portage/net-misc/ndppd-0.2.5/work/ndppd-0.2.5 ...
make -j1 
c++ -c  -O2 -pipe -march=native -fno-common -falign-functions=32:25:16 -o src/logger.o src/logger.cc
In file included from src/iface.h:23,
                 from src/ndppd.h:34,
                 from src/logger.cc:25:
/usr/include/sys/poll.h:1:2: warning: #warning redirecting incorrect #include <sys/poll.h> to <poll.h> [-Wcpp]
    1 | #warning redirecting incorrect #include <sys/poll.h> to <poll.h>
      |  ^~~~~~~
In file included from src/proxy.h:22,
                 from src/ndppd.h:35,
                 from src/logger.cc:25:
/usr/include/sys/poll.h:1:2: warning: #warning redirecting incorrect #include <sys/poll.h> to <poll.h> [-Wcpp]
    1 | #warning redirecting incorrect #include <sys/poll.h> to <poll.h>
      |  ^~~~~~~
In file included from src/rule.h:22,
                 from src/ndppd.h:37,
                 from src/logger.cc:25:
/usr/include/sys/poll.h:1:2: warning: #warning redirecting incorrect #include <sys/poll.h> to <poll.h> [-Wcpp]
    1 | #warning redirecting incorrect #include <sys/poll.h> to <poll.h>
      |  ^~~~~~~
src/logger.cc: In static member function ‘static std::string ndppd::logger::err()’:
src/logger.cc:86:22: error: could not convert ‘strerror_r((* __errno_location()), ((char*)(& buf)), sizeof (buf))’ from ‘int’ to ‘std::string’ {aka ‘std::__cxx11::basic_string<char>’}
   86 |     return strerror_r(errno, buf, sizeof(buf));
      |            ~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
      |                      |
      |                      int
make: *** [Makefile:37: src/logger.o] Error 1
 * ERROR: net-misc/ndppd-0.2.5::gentoo failed (compile phase):
 *   emake failed
 * 
 * If you need support, post the output of `emerge --info '=net-misc/ndppd-0.2.5::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=net-misc/ndppd-0.2.5::gentoo'`.
 * The complete build log is located at '/var/log/portage/net-misc:ndppd-0.2.5:20200317-230907.log'.
 * For convenience, a symlink to the build log is located at '/var/tmp/portage/net-misc/ndppd-0.2.5/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/net-misc/ndppd-0.2.5/temp/environment'.
 * Working directory: '/var/tmp/portage/net-misc/ndppd-0.2.5/work/ndppd-0.2.5'
 * S: '/var/tmp/portage/net-misc/ndppd-0.2.5/work/ndppd-0.2.5'