ref: e1bc6c3a19ded30fb1affa8dceaeec7d5c0a0951 dir: /include/bits/dragonfly/sys/stdio.h/
#define BUFSIZ 512 #define FILENAME_MAX 256 #define FOPEN_MAX 16 #define TMP_MAX 25 #define L_tmpnam 256 #define _TMPNAME "/tmp/tmp.0000000"