diff options
Diffstat (limited to 'Src/system.h')
-rw-r--r-- | Src/system.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/Src/system.h b/Src/system.h index af66687fa..781a90762 100644 --- a/Src/system.h +++ b/Src/system.h @@ -697,8 +697,8 @@ extern char **environ; * We always need setenv and unsetenv in pairs, because * we don't know how to do memory management on the values set. */ -#ifndef HAVE_UNSETENV -#undef HAVE_SETENV +#if defined(HAVE_SETENV) && defined(HAVE_UNSETENV) +# define USE_SET_UNSET_ENV #endif |