ref: f43df64325efb80fc48a85009df016477238b21b
dir: /sys/src/libc/fmt/snprint.c/
#include <u.h> #include <libc.h> int snprint(char *buf, int len, char *fmt, ...) { int n; va_list args; va_start(args, fmt); n = vsnprint(buf, len, fmt, args); va_end(args); return n; }