ref: b953ac1cdd26aad71a91905475ce2ff1a0a9cbc8 dir: /include/bits/darwin/sys/stdio.h/
#define BUFSIZ 512 #define FILENAME_MAX 256 #define FOPEN_MAX 16 #define TMP_MAX 25 #define _TMPNAME "/tmp/tmp.0000000" #define L_tmpnam sizeof(_TMPNAME)