tweak printf-parse.c

[Bruno Haible]

So that it can be used in gettext's libasprintf:

2007-10-21  Bruno Haible  <address@hidden>

        * lib/printf-parse.c: Don't assume <stdint.h> exists in IN_LIBASPRINTF
        context.

--- lib/printf-parse.c.orig     2007-10-21 22:24:38.000000000 +0200
+++ lib/printf-parse.c  2007-10-21 21:56:21.000000000 +0200
@@ -49,7 +49,7 @@
 #include <stddef.h>
 
 /* Get intmax_t.  */
-#ifdef IN_LIBINTL
+#if defined IN_LIBINTL || defined IN_LIBASPRINTF
 # if HAVE_STDINT_H_WITH_UINTMAX
 #  include <stdint.h>
 # endif