ref: 5e010fd8a82ec3b6552b4002bcd4be0586081e9a
dir: /sys/src/libstdio/fprintf.c/
/* * pANS stdio -- fprintf */ #include "iolib.h" int fprintf(FILE *f, const char *fmt, ...){ int n; va_list args; va_start(args, fmt); n=vfprintf(f, fmt, args); va_end(args); return n; }