memchr.c memcmp.c memcpy.c memmove.c memset.c strcat.c strchr.c strcmp.c strcoll.c strcpy.c strcspn.c strerror.c strlen.c strncat.c strncmp.c strncpy.c strpbrk.c strrchr.c strspn.c strstr.c strtok.c strxfrm.c