`open` on Windows takes `int` 3rd argument instead of `mode_t`.
MODIFY
mrbgems/mruby-io/src/io.c
mrbgems/mruby-io/src/io.c
typedef int fsize_t;
typedef long ftime_t;
typedef long fsuseconds_t;
+ typedef int fmode_t;
+
#else
#include <sys/wait.h>
#include <unistd.h>
typedef size_t fsize_t;
typedef time_t ftime_t;
typedef suseconds_t fsuseconds_t;
+ typedef mode_t fmode_t;
#endif
#ifdef _MSC_VER
@@ -740,7 +743,7 @@ mrb_cloexec_open(mrb_state *mrb, const char *pathname, mrb_int flags, mrb_int mo
flags |= O_NOINHERIT;
#endif
reopen:
- fd = open(fname, (int)flags, mode);
+ fd = open(fname, (int)flags, (fmode_t)mode);
if (fd == -1) {
if (!retry) {
switch (errno) {

`open` on Windows takes `int` 3rd argument instead of `mode_t`.