shithub: riscv

ref: 3ceedfd1e1cdb643d8a0bbbbdd58badc5cc3fae8
dir: /sys/src/libstdio/fileno.c/

/*
 * Posix stdio -- fileno
 */
#include "iolib.h"
int fileno(FILE *f){
	if(f==NULL)
		return -1;
	else
		return f->fd;
}