diff --git a/inc/limits.h b/inc/limits.h
index 26a90cb..7719eb8 100644
--- a/inc/limits.h
+++ b/inc/limits.h
@@ -1,20 +1,6 @@
 
 #pragma once
 
-#define _ILP32  0
-#define _LLP64  1
-#define _LP64   2
-#define _ILP64  3
-#define _SILP64 4
-
-#if defined()
-    #define _DATA_MODEL _LP64
-#elif defined()
-    #define _DATA_MODEL _LLP64
-#else
-    #error "Could not determine target OS"
-#endif
-
 #define MB_LEN_MAX 5
 
 #define CHAR_BIT   8
diff --git a/inc/stdint.h b/inc/stdint.h
index 3165a27..8b6e28a 100644
--- a/inc/stdint.h
+++ b/inc/stdint.h
@@ -9,7 +9,7 @@ typedef unsigned char      uint8_t;
 typedef unsigned short     uint16_t;
 typedef unsigned int       uint32_t;
 
-#defined (_WIN64)
+#if defined(_WIN64)
     typedef unsigned long long uint64_t;
 #else
     typedef unsigned long      uint64_t;