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getcwd: fix compile error in configure check
[gnulib.git]
/
m4
/
getcwd-abort-bug.m4
diff --git
a/m4/getcwd-abort-bug.m4
b/m4/getcwd-abort-bug.m4
index
9b3b563
..
544b037
100644
(file)
--- a/
m4/getcwd-abort-bug.m4
+++ b/
m4/getcwd-abort-bug.m4
@@
-27,6
+27,7
@@
AC_DEFUN([gl_FUNC_GETCWD_ABORT_BUG],
AC_RUN_IFELSE(
[AC_LANG_SOURCE(
[[
+#include <errno.h>
#include <stdlib.h>
#if HAVE_UNISTD_H
# include <unistd.h>