ref: e94d21ee3a2d7d053899d490b115ba763d0a1bc2
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; }