[Bug bootstrap/67363] [6 Regression] r227188 breaks build for mingw-w64

[danglin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67363

--- Comment #16 from John David Anglin <danglin at gcc dot gnu.org> ---
Author: danglin
Date: Thu Sep 10 22:52:08 2015
New Revision: 227666

URL: https://gcc.gnu.org/viewcvs?rev=227666&root=gcc&view=rev
Log:
        PR bootstrap/67363
        * configure.ac: Check if setenv and unsetenv are declared.
        * configure: Rebuild.
        * config.in: Rebuild.
        * system.h: Declare setenv and unsetenv if not declared.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config.in
    trunk/gcc/configure
    trunk/gcc/configure.ac
    trunk/gcc/system.h