ref: 2f4c39ec2bf7a5eb84ed1a7c810a0a85b2e47cd0 dir: /sys/src/ape/lib/ap/stdio/fileno.c/
/* * Posix stdio -- fileno */ #include "iolib.h" int fileno(FILE *f){ if(f==NULL) return -1; else return f->fd; }