991     pub fn memchr(cx: *const c_void, c: c_int, n: size_t) -> *mut c_void;  in memchr()
993     pub fn wmemchr(cx: *const wchar_t, c: wchar_t, n: size_t) -> *mut wchar_t;  in wmemchr()
995     pub fn memcmp(cx: *const c_void, ct: *const c_void, n: size_t) -> c_int;  in memcmp()
997     pub fn memcpy(dest: *mut c_void, src: *const c_void, n: size_t) -> *mut c_void;  in memcpy()
999     pub fn memmove(dest: *mut c_void, src: *const c_void, n: size_t) -> *mut c_void;  in memmove()
1001     pub fn memset(dest: *mut c_void, c: c_int, n: size_t) -> *mut c_void;  in memset()
1127     pub fn snprintf(s: *mut c_char, n: size_t, fmt: *const c_char, ...) -> c_int;  in snprintf()
1131     pub fn vsnprintf(s: *mut c_char, n: size_t, fmt: *const c_char, ap: va_list) -> c_int;  in vsnprintf()
1206     pub fn strxfrm(dest: *mut c_char, src: *const c_char, n: size_t) -> size_t;  in strxfrm()
1211     pub fn mbrtowc(wc: *mut wchar_t, src: *const c_char, n: size_t, st: *mut mbstate_t) -> size_t;  in mbrtowc()
1235     pub fn strncmp(_l: *const c_char, r: *const c_char, n: size_t) -> c_int;  in strncmp()
1237     pub fn strncpy(dest: *mut c_char, src: *const c_char, n: size_t) -> *mut c_char;  in strncpy()
1239     pub fn strnlen(cs: *const c_char, n: size_t) -> size_t;  in strnlen()
1243     pub fn strstr(h: *const c_char, n: *const c_char) -> *mut c_char;  in strstr()
1299     pub fn scalbn(x: c_double, n: c_int) -> c_double;  in scalbn()
1324     pub fn ecvt(x: c_double, n: c_int, dp: *mut c_int, sign: *mut c_int) -> *mut c_char;  in ecvt()