src/stdlib/zstr.c
/* append printf style input to zstring */
append printf style input to zstring
append printf style input to zstring
char *
zs_appf (ZSTR zstr, const char * fmt, ...)
{
	va_list args;
	va_start(args, fmt);
	zs_appvf(zstr, fmt, args);
	va_end(args);
	return zstr->str;
}
char * zs_appf ( ZSTR zstr , const char * fmt , ... ) { va_list args ; va_start ( args , fmt ) ; zs_appvf ( zstr , fmt , args ) ; va_end ( args ) ; return zstr -> str ; }
append printf style input to zstring
append printf style input to zstring