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-rw-r--r--lib/strings.in.h10
1 files changed, 7 insertions, 3 deletions
diff --git a/lib/strings.in.h b/lib/strings.in.h
index bd767de15..8e2b95cd1 100644
--- a/lib/strings.in.h
+++ b/lib/strings.in.h
@@ -1,6 +1,6 @@
/* A substitute <strings.h>.
- Copyright (C) 2007-2008 Free Software Foundation, Inc.
+ Copyright (C) 2007-2009 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
@@ -31,6 +31,8 @@
/* The definition of GL_LINK_WARNING is copied here. */
+/* The definition of _GL_ARG_NONNULL is copied here. */
+
#ifdef __cplusplus
extern "C" {
@@ -42,7 +44,8 @@ extern "C" {
than S2.
Note: This function does not work in multibyte locales. */
#if ! @HAVE_STRCASECMP@
-extern int strcasecmp (char const *s1, char const *s2);
+extern int strcasecmp (char const *s1, char const *s2)
+ _GL_ARG_NONNULL ((1, 2));
#endif
#if defined GNULIB_POSIXCHECK
/* strcasecmp() does not work with multibyte strings:
@@ -64,7 +67,8 @@ extern int strcasecmp (char const *s1, char const *s2);
lexicographically less than, equal to or greater than S2.
Note: This function cannot work correctly in multibyte locales. */
#if ! @HAVE_DECL_STRNCASECMP@
-extern int strncasecmp (char const *s1, char const *s2, size_t n);
+extern int strncasecmp (char const *s1, char const *s2, size_t n)
+ _GL_ARG_NONNULL ((1, 2));
#endif
#if defined GNULIB_POSIXCHECK
/* strncasecmp() does not work with multibyte strings: