diff --git a/arch/nt32/bits/dirent.h b/arch/nt32/bits/dirent.h
new file mode 100644
index 0000000..254db40
--- /dev/null
+++ b/arch/nt32/bits/dirent.h
@@ -0,0 +1,11 @@
+#define _DIRENT_HAVE_D_RECLEN
+#define _DIRENT_HAVE_D_OFF
+#define _DIRENT_HAVE_D_TYPE
+
+struct dirent {
+	ino_t           d_ino;
+	off_t           d_off;
+	unsigned short  d_reclen;
+	unsigned char   d_type;
+	char            d_name[766];
+};
diff --git a/arch/nt32/bits/limits.h b/arch/nt32/bits/limits.h
index edbbe29..e1cc3a1 100644
--- a/arch/nt32/bits/limits.h
+++ b/arch/nt32/bits/limits.h
@@ -9,6 +9,8 @@
 #define LLONG_MAX       __LLONG_MAX
 #endif
 
-#define _MIDIPIX_ABI    20170101
-#define _MIDIPIX_XFI    20170101
-#define _MIDIPIX_GDI    20170101
+#define NAME_MAX        765
+
+#define _MIDIPIX_ABI    20200501
+#define _MIDIPIX_XFI    20200501
+#define _MIDIPIX_GDI    20200501
diff --git a/arch/nt64/bits/dirent.h b/arch/nt64/bits/dirent.h
new file mode 100644
index 0000000..254db40
--- /dev/null
+++ b/arch/nt64/bits/dirent.h
@@ -0,0 +1,11 @@
+#define _DIRENT_HAVE_D_RECLEN
+#define _DIRENT_HAVE_D_OFF
+#define _DIRENT_HAVE_D_TYPE
+
+struct dirent {
+	ino_t           d_ino;
+	off_t           d_off;
+	unsigned short  d_reclen;
+	unsigned char   d_type;
+	char            d_name[766];
+};
diff --git a/arch/nt64/bits/limits.h b/arch/nt64/bits/limits.h
index 43a769a..b873a4e 100644
--- a/arch/nt64/bits/limits.h
+++ b/arch/nt64/bits/limits.h
@@ -9,6 +9,8 @@
 #define LLONG_MAX       __LLONG_MAX
 #endif
 
-#define _MIDIPIX_ABI    20170101
-#define _MIDIPIX_XFI    20170101
-#define _MIDIPIX_GDI    20170101
+#define NAME_MAX        765
+
+#define _MIDIPIX_ABI    20200501
+#define _MIDIPIX_XFI    20200501
+#define _MIDIPIX_GDI    20200501