diff --git a/sys/sys/cdefs.h b/sys/sys/cdefs.h
index 4893ae1662b8..549a51a00893 100644
--- a/sys/sys/cdefs.h
+++ b/sys/sys/cdefs.h
@@ -76,13 +76,6 @@
 
 #if defined(__GNUC__)
 
-#if __GNUC__ >= 3
-#define	__GNUCLIKE_ASM 3
-#define	__GNUCLIKE_MATH_BUILTIN_CONSTANTS
-#else
-#define	__GNUCLIKE_ASM 2
-#endif
-#define	__GNUCLIKE___TYPEOF 1
 #define	__GNUCLIKE___SECTION 1
 
 #define	__GNUCLIKE_CTOR_SECTION_HANDLING 1
diff --git a/tests/sys/opencrypto/cryptodevh.py b/tests/sys/opencrypto/cryptodevh.py
index 292078292833..9db7d5d12d9c 100644
--- a/tests/sys/opencrypto/cryptodevh.py
+++ b/tests/sys/opencrypto/cryptodevh.py
@@ -23,9 +23,6 @@ def __has_include(x): return 0
 
 def __has_builtin(x): return 0
 
-__GNUCLIKE_ASM = 3
-__GNUCLIKE_ASM = 2
-__GNUCLIKE___TYPEOF = 1
 __GNUCLIKE___SECTION = 1
 __GNUCLIKE_CTOR_SECTION_HANDLING = 1
 __GNUCLIKE_BUILTIN_CONSTANT_P = 1