During compilation of pavuk-0.9.36_pre20120215-r2, I see this in the log file: /var/tmp/portage/net-misc/pavuk-0.9.36_pre20120215-r2/work/pavuk/configure: line 9095: AX_C_PREDEF___FUNCTION__: command not found Some info ====== Portage 2.2.28 (python 3.4.3-final-0, hardened/linux/x86, gcc-4.9.3, glibc-2.22-r4, 3.18.25-gentoo-r1 i686) ================================================================= System uname: Linux-3.18.25-gentoo-r1-i686-Intel-R-_Pentium-R-_4_CPU_3.40GHz-with-gentoo-2.2 KiB Mem: XXX total, 156540 free KiB Swap: YYY total, 2251108 free Timestamp of repository gentoo: Mon, 10 Oct 2016 14:15:01 +0000 sh bash 4.3_p48 ld GNU ld (Gentoo 2.25.1 p1.1) 2.25.1 app-shells/bash: 4.3_p48::gentoo dev-java/java-config: 2.2.0-r3::gentoo dev-lang/perl: 5.22.2::gentoo dev-lang/python: 2.7.10-r1::gentoo, 3.4.3-r1::gentoo dev-util/cmake: 3.5.2-r1::gentoo dev-util/pkgconfig: 0.28-r2::gentoo sys-apps/baselayout: 2.2::gentoo sys-apps/openrc: 0.19.1::gentoo sys-apps/sandbox: 2.10-r2::gentoo sys-devel/autoconf: 2.13::gentoo, 2.69::gentoo sys-devel/automake: 1.4_p6-r2::gentoo, 1.5-r2::gentoo, 1.6.3-r2::gentoo, 1.7.9-r3::gentoo, 1.8.5-r5::gentoo, 1.9.6-r4::gentoo, 1.10.3-r1::gentoo, 1.11.6-r1::gentoo, 1.12.6::gentoo, 1.13.4::gentoo, 1.14.1::gentoo, 1.15::gentoo sys-devel/binutils: 2.24-r3::gentoo, 2.25.1-r1::gentoo sys-devel/gcc: 4.3.6-r1::gentoo, 4.4.7::gentoo, 4.8.5::gentoo, 4.9.3::gentoo sys-devel/gcc-config: 1.7.3::gentoo sys-devel/libtool: 2.4.6::gentoo sys-devel/make: 4.1-r1::gentoo sys-kernel/linux-headers: 3.18::gentoo (virtual/os-headers) sys-libs/glibc: 2.22-r4::gentoo
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