1 files changed, 13 insertions, 0 deletions

diff --git a/gl/m4/unistd-safer.m4 b/gl/m4/unistd-safer.m4
new file mode 100644
index 00000000..09adf931
--- /dev/null
+++ b/gl/m4/unistd-safer.m4
@@ -0,0 +1,13 @@
+#serial 8
+dnl Copyright (C) 2002, 2005, 2006 Free Software Foundation, Inc.
+dnl This file is free software; the Free Software Foundation
+dnl gives unlimited permission to copy and/or distribute it,
+dnl with or without modifications, as long as this notice is preserved.
+
+AC_DEFUN([gl_UNISTD_SAFER],
+[
+  AC_CHECK_FUNCS_ONCE([pipe])
+  AC_LIBOBJ([dup-safer])
+  AC_LIBOBJ([fd-safer])
+  AC_LIBOBJ([pipe-safer])
+])