* lib/sys_time_.h: Use a recursion-safe inclusion guard rather than

[gnulib.git] / m4 / stdlib_h.m4

diff --git a/m4/stdlib_h.m4 b/m4/stdlib_h.m4
index 6874441..f13b429 100644 (file)
--- a/m4/stdlib_h.m4
+++ b/m4/stdlib_h.m4
@@ -1,4 +1,4 @@
-# stdlib_h.m4 serial 1
+# stdlib_h.m4 serial 2
 dnl Copyright (C) 2007 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -7,9 +7,7 @@ dnl with or without modifications, as long as this notice is preserved.
 AC_DEFUN([gl_STDLIB_H],
 [
   AC_REQUIRE([gl_STDLIB_H_DEFAULTS])
-  gl_ABSOLUTE_HEADER([stdlib.h])
-  ABSOLUTE_STDLIB_H=\"$gl_cv_absolute_stdlib_h\"
-  AC_SUBST([ABSOLUTE_STDLIB_H])
+  gl_CHECK_NEXT_HEADERS([stdlib.h])
 ])
 
 AC_DEFUN([gl_STDLIB_MODULE_INDICATOR],
@@ -21,9 +19,11 @@ AC_DEFUN([gl_STDLIB_MODULE_INDICATOR],
 
 AC_DEFUN([gl_STDLIB_H_DEFAULTS],
 [
-  GNULIB_MKDTEMP=0;  AC_SUBST([GNULIB_MKDTEMP])
-  GNULIB_MKSTEMP=0;  AC_SUBST([GNULIB_MKSTEMP])
+  GNULIB_GETSUBOPT=0; AC_SUBST([GNULIB_GETSUBOPT])
+  GNULIB_MKDTEMP=0;   AC_SUBST([GNULIB_MKDTEMP])
+  GNULIB_MKSTEMP=0;   AC_SUBST([GNULIB_MKSTEMP])
   dnl Assume proper GNU behavior unless another module says otherwise.
-  HAVE_MKDTEMP=1;    AC_SUBST([HAVE_MKDTEMP])
-  REPLACE_MKSTEMP=0; AC_SUBST([REPLACE_MKSTEMP])
+  HAVE_GETSUBOPT=1;   AC_SUBST([HAVE_GETSUBOPT])
+  HAVE_MKDTEMP=1;     AC_SUBST([HAVE_MKDTEMP])
+  REPLACE_MKSTEMP=0;  AC_SUBST([REPLACE_MKSTEMP])
 ])