Sync w/ string.h, glibc version is out of date

include/strings.h

@@ -22,6 +22,9 @@
 /* We don't need and should not read this file if <string.h> was already
    read. The one exception being that if __USE_BSD isn't defined, then
    these aren't defined in string.h, so we need to define them here.  */
+
+/* keep this file in sync w/ string.h, the glibc version is out of date */
+
 #if !defined _STRING_H || !defined __USE_BSD
 
 # include <features.h>
@@ -30,33 +33,46 @@
 
 __BEGIN_DECLS
 
-/* Compare N bytes of S1 and S2 (same as memcmp).  */
-extern int bcmp (__const void *__s1, __const void *__s2, size_t __n)
-     __THROW __attribute_pure__;
-
 /* Copy N bytes of SRC to DEST (like memmove, but args reversed).  */
-extern void bcopy (__const void *__src, void *__dest, size_t __n) __THROW;
+extern void bcopy (__const void *__src, void *__dest, size_t __n)
+     __THROW __nonnull ((1, 2));
 
 /* Set N bytes of S to 0.  */
-extern void bzero (void *__s, size_t __n) __THROW;
+extern void bzero (void *__s, size_t __n) __THROW __nonnull ((1));
 
-/* Return the position of the first bit set in I, or 0 if none are set.
-   The least-significant bit is position 1, the most-significant 32.  */
-extern int ffs (int __i) __THROW __attribute__ ((const));
+/* Compare N bytes of S1 and S2 (same as memcmp).  */
+extern int bcmp (__const void *__s1, __const void *__s2, size_t __n)
+     __THROW __attribute_pure__ __nonnull ((1, 2));
 
 /* Find the first occurrence of C in S (same as strchr).  */
-extern char *index (__const char *__s, int __c) __THROW __attribute_pure__;
+extern char *index (__const char *__s, int __c)
+     __THROW __attribute_pure__ __nonnull ((1));
 
 /* Find the last occurrence of C in S (same as strrchr).  */
-extern char *rindex (__const char *__s, int __c) __THROW __attribute_pure__;
+extern char *rindex (__const char *__s, int __c)
+     __THROW __attribute_pure__ __nonnull ((1));
+
+/* Return the position of the first bit set in I, or 0 if none are set.
+   The least-significant bit is position 1, the most-significant 32.  */
+extern int ffs (int __i) __THROW __attribute__ ((__const__));
+
+/* The following two functions are non-standard but necessary for non-32 bit
+   platforms.  */
+#if 0 /*def	__USE_GNU*/
+extern int ffsl (long int __l) __THROW __attribute__ ((__const__));
+#  ifdef __GNUC__
+__extension__ extern int ffsll (long long int __ll)
+     __THROW __attribute__ ((__const__));
+#  endif
+# endif
 
 /* Compare S1 and S2, ignoring case.  */
 extern int strcasecmp (__const char *__s1, __const char *__s2)
-     __THROW __attribute_pure__;
+     __THROW __attribute_pure__ __nonnull ((1, 2));
 
 /* Compare no more than N chars of S1 and S2, ignoring case.  */
 extern int strncasecmp (__const char *__s1, __const char *__s2, size_t __n)
-     __THROW __attribute_pure__;
+     __THROW __attribute_pure__ __nonnull ((1, 2));
 
 __END_DECLS