13 extern char *strncpy(char *dest, const char *src, size_t count);
19 extern char *strncat(char *dest, const char *src, size_t count);
25 extern int strncmp(const char *cs, const char *ct, size_t count);
203 extern void *memchr(const void *cs, int c, size_t count);
205 static inline void *__memset_generic(void *s, char c, size_t count)  in __memset_generic()  argument
211 		     : "a" (c), "1" (s), "0" (count)  in __memset_generic()
217 #define __constant_count_memset(s, c, count) __memset_generic((s), (c), (count))  argument
225 void *__constant_c_memset(void *s, unsigned long c, size_t count)  in __constant_c_memset()  argument
237 		     : "a" (c), "q" (count), "0" (count/4), "1" ((long)s)  in __constant_c_memset()
244 extern size_t strnlen(const char *s, size_t count);
256 				    size_t count)  in __constant_c_and_count_memset()  argument
258 	switch (count) {  in __constant_c_and_count_memset()
280 		     : "a" (eax), "0" (count/4), "1" ((long)s)	\  in __constant_c_and_count_memset()
292 		switch (count % 4) {  in __constant_c_and_count_memset()
311 #define __constant_c_x_memset(s, c, count)			\  argument
312 	(__builtin_constant_p(count)				\
313 	 ? __constant_c_and_count_memset((s), (c), (count))	\
314 	 : __constant_c_memset((s), (c), (count)))
316 #define __memset(s, c, count)				\  argument
317 	(__builtin_constant_p(count)			\
318 	 ? __constant_count_memset((s), (c), (count))	\
319 	 : __memset_generic((s), (c), (count)))
325 #define memset(s, c, count) __builtin_memset(s, c, count)  argument
327 #define memset(s, c, count)						\  argument
330 				 (count))				\
331 	 : __memset((s), (c), (count)))