Created attachment 317354 [details] m4-1.4.16-stdio.in.patch In file included from clean-temp.h:22:0, from clean-temp.c:23: ./stdio.h:477:1: error: 'gets' undeclared here (not in a function) Attached patch fixes the issue.
Created attachment 317356 [details, diff] m4-1.4.16-stdio.in.patch
Created attachment 317358 [details, diff] m4-1.4.16-stdio.in.patch Sorry. The path in the header was wrong.
should be all set now in the tree; thanks for the report! Commit message: Fix building with glibc-2.16 http://sources.gentoo.org/sys-devel/m4/files/m4-1.4.16-no-gets.patch?rev=1.1 http://sources.gentoo.org/sys-devel/m4/m4-1.4.16.ebuild?r1=1.8&r2=1.9