ref: 267e3cc41aa9aed63f2b9f7e9b69ef0b49f3c7c7 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; }