diff --git a/meson-cc-tests/mkdir-variant-1.c b/meson-cc-tests/mkdir-variant-1.c
index 88910d107..f8da5b3b0 100644
--- a/meson-cc-tests/mkdir-variant-1.c
+++ b/meson-cc-tests/mkdir-variant-1.c
@@ -1,8 +1,9 @@
 #ifdef HAVE_SYS_STAT_H
 #include <sys/stat.h>
 #endif
-#ifdef HAVE_IO_H
-#include <io.h>
+#ifdef _WIN32
+#define _CRT_NONSTDC_NO_WARNINGS
+#include <direct.h>
 #endif
 
 int main(int ac, char **av)
diff --git a/meson-cc-tests/mkdir-variant-2.c b/meson-cc-tests/mkdir-variant-2.c
index d0ab7b298..b41bd5e47 100644
--- a/meson-cc-tests/mkdir-variant-2.c
+++ b/meson-cc-tests/mkdir-variant-2.c
@@ -1,8 +1,9 @@
 #ifdef HAVE_SYS_STAT_H
 #include <sys/stat.h>
 #endif
-#ifdef HAVE_IO_H
-#include <io.h>
+#ifdef _WIN32
+#define _CRT_NONSTDC_NO_WARNINGS
+#include <direct.h>
 #endif
 
 int main(int ac, char **av)
diff --git a/meson.build b/meson.build
index 584a57144..65d88caef 100644
--- a/meson.build
+++ b/meson.build
@@ -142,7 +142,6 @@ check_headers = [
   ['fenv.h'],
   ['sys/wait.h'],
   ['sys/stat.h'],
-  ['io.h'],
   ['fenv.h', {'check-funcs': ['feenableexcept', 'fedisableexcept', 'feclearexcept']}],
   ['xlocale.h'],
   ['sys/ioctl.h'],
@@ -798,10 +797,6 @@ if conf.get('HAVE_SYS_STAT_H', 0) == 1
   test_mkdir_c_args += ['-DHAVE_SYS_STAT_H']
 endif
 
-if conf.get('HAVE_IO_H', 0) == 1
-  test_mkdir_c_args += ['-DHAVE_IO_H']
-endif
-
 if cc.links(files('meson-cc-tests/mkdir-variant-1.c'), args: test_mkdir_c_args)
   conf.set('HAVE_MKDIR', 1)
 elif cc.links(files('meson-cc-tests/mkdir-variant-2.c'), args: test_mkdir_c_args)