https://github.com/python/cpython/commit/2055ebb940a737b1375435209c37eae535f... commit: 2055ebb940a737b1375435209c37eae535f062f9 branch: 3.7 author: Miss Islington (bot) <31488909+miss-islington@users.noreply.github.com> committer: GitHub <noreply@github.com> date: 2019-02-25T21:59:14-08:00 summary: closes bpo-13497: Fix `broken nice` configure test. (GH-12041) Per POSIX, `nice(3)` requires `unistd.h` and `exit(3)` requires `stdlib.h`. Fixing the test will prevent false positives with pedantic compilers like clang. (cherry picked from commit 90c6facebd5666fec85f125ee2795b48b30319a4) Co-authored-by: ngie-eign <1574099+ngie-eign@users.noreply.github.com> files: M configure.ac diff --git a/configure.ac b/configure.ac index 788c361ffeeb..ad0f4d42b4b5 100644 --- a/configure.ac +++ b/configure.ac @@ -4890,6 +4890,8 @@ LIBS=$LIBS_no_readline AC_MSG_CHECKING(for broken nice()) AC_CACHE_VAL(ac_cv_broken_nice, [ AC_RUN_IFELSE([AC_LANG_SOURCE([[ +#include <stdlib.h> +#include <unistd.h> int main() { int val1 = nice(1);