ref: 53fa826a8a695bcfade5c47f636f719c71e96b98
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; }