ref: d0d9f930a1f4197b49f0c4334c8a3d5f09d8e108 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; }