ref: 931ccf8d20ed78b908643fdc3a80ae45737a4235
dir: /sys/src/libc/fmt/runesprint.c/
#include <u.h> #include <libc.h> int runesprint(Rune *buf, char *fmt, ...) { int n; va_list args; va_start(args, fmt); n = runevsnprint(buf, 256, fmt, args); va_end(args); return n; }