ref: fb2e0a1987b33083e3e08fa0659f99534c56d6aa dir: /sys/src/libstdio/fgetpos.c/
/* * pANS stdio -- fgetpos */ #include "iolib.h" int fgetpos(FILE *f, fpos_t *pos){ *pos=ftell(f); return *pos==-1?-1:0; }