diff --git a/sys/sys/cdefs.h b/sys/sys/cdefs.h
index 309b2a4004a6..f8e31c25bdb5 100644
--- a/sys/sys/cdefs.h
+++ b/sys/sys/cdefs.h
@@ -84,7 +84,6 @@
 #define	__GNUCLIKE_ASM 2
 #endif
 #define	__GNUCLIKE___TYPEOF 1
-#define	__GNUCLIKE___OFFSETOF 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 c5719e47c8c1..43aa04691707 100644
--- a/tests/sys/opencrypto/cryptodevh.py
+++ b/tests/sys/opencrypto/cryptodevh.py
@@ -27,7 +27,6 @@ def __has_builtin(x): return 0
 __GNUCLIKE_ASM = 3
 __GNUCLIKE_ASM = 2
 __GNUCLIKE___TYPEOF = 1
-__GNUCLIKE___OFFSETOF = 1
 __GNUCLIKE___SECTION = 1
 __GNUCLIKE_CTOR_SECTION_HANDLING = 1
 __GNUCLIKE_BUILTIN_CONSTANT_P = 1