ref: 82435c350a1d3530c87ea88ada68e984fc6b9b80
dir: /sys/src/ape/lib/ap/stdio/printf.c/
/* * pANS stdio -- printf */ #include "iolib.h" int printf(const char *fmt, ...){ int n; va_list args; va_start(args, fmt); n=vfprintf(stdout, fmt, args); va_end(args); return n; }