error.c, md5.c, regex.c: Use '#if USE_UNLOCKED_IO' instead of

[gnulib.git] / m4 / error.m4

diff --git a/m4/error.m4 b/m4/error.m4
index 77680ed..da8fb51 100644 (file)
--- a/m4/error.m4
+++ b/m4/error.m4
@@ -1,8 +1,15 @@
-strerror_r
+#serial 10
 
-dnl These are the prerequisite macros for GNU's error.c file.
-AC_DEFUN(jm_PREREQ_ERROR,
+AC_DEFUN([gl_ERROR],
 [
-  AC_CHECK_FUNCS(strerror strerror_r vprintf doprnt)
-  AC_HEADER_STDC
+  AC_FUNC_ERROR_AT_LINE
+  dnl Note: AC_FUNC_ERROR_AT_LINE does AC_LIBSOURCES([error.h, error.c]).
+  gl_PREREQ_ERROR
+])
+
+# Prerequisites of lib/error.c.
+AC_DEFUN([gl_PREREQ_ERROR],
+[
+  AC_REQUIRE([AC_FUNC_STRERROR_R])
+  :
 ])