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-rw-r--r--gl/m4/setenv.m46
1 files changed, 1 insertions, 5 deletions
diff --git a/gl/m4/setenv.m4 b/gl/m4/setenv.m4
index 8927a6cac1..bc215a6d4d 100644
--- a/gl/m4/setenv.m4
+++ b/gl/m4/setenv.m4
@@ -1,4 +1,4 @@
-# setenv.m4 serial 24
+# setenv.m4 serial 25
dnl Copyright (C) 2001-2004, 2006-2011 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
@@ -77,11 +77,7 @@ extern
#ifdef __cplusplus
"C"
#endif
-#if defined(__STDC__) || defined(__cplusplus)
int unsetenv (const char *name);
-#else
-int unsetenv();
-#endif
]],
[[]])],
[gt_cv_func_unsetenv_ret='int'],