ref: 5ba6c22fafed27542b105dc293371d2b1a1c8a1d
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;
}