diff --git a/config.h.in b/config.h.in
index 07e6fce..0c57e2a 100644
--- a/config.h.in
+++ b/config.h.in
@@ -432,8 +432,8 @@
 # endif
 # define _GL_EXTERN_INLINE extern
 #else
-# define _GL_INLINE static _GL_UNUSED
-# define _GL_EXTERN_INLINE static _GL_UNUSED
+# define _GL_INLINE static
+# define _GL_EXTERN_INLINE static
 #endif
 
 #if 4 < __GNUC__ + (6 <= __GNUC_MINOR__)