Fix some prototypes.
git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13054 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/include/pub_tool_libcbase.h b/include/pub_tool_libcbase.h
index 14c917b..304aa0c 100644
--- a/include/pub_tool_libcbase.h
+++ b/include/pub_tool_libcbase.h
@@ -92,12 +92,12 @@
extern Int VG_(strcasecmp) ( const Char* s1, const Char* s2 );
extern Int VG_(strncmp) ( const Char* s1, const Char* s2, SizeT nmax );
extern Int VG_(strncasecmp) ( const Char* s1, const Char* s2, SizeT nmax );
-extern Char* VG_(strstr) ( const Char* haystack, Char* needle );
-extern Char* VG_(strcasestr) ( const Char* haystack, Char* needle );
+extern Char* VG_(strstr) ( const Char* haystack, const Char* needle );
+extern Char* VG_(strcasestr) ( const Char* haystack, const Char* needle );
extern Char* VG_(strchr) ( const Char* s, Char c );
extern Char* VG_(strrchr) ( const Char* s, Char c );
extern SizeT VG_(strspn) ( const Char* s, const Char* accpt );
-extern SizeT VG_(strcspn) ( const Char* s, const char* reject );
+extern SizeT VG_(strcspn) ( const Char* s, const Char* reject );
/* strtok* functions and some parsing utilities. */
extern Char* VG_(strtok_r) (Char* s, const Char* delim, Char** saveptr);