diff --git a/include/nuttx/lib/getopt.h b/include/nuttx/lib/getopt.h
index f155648b4fd..9eb7b3abc6b 100644
--- a/include/nuttx/lib/getopt.h
+++ b/include/nuttx/lib/getopt.h
@@ -29,20 +29,6 @@
 
 #include <stdbool.h>
 
-/****************************************************************************
- * Pre-processor Definitions
- ****************************************************************************/
-
-#define GETOPT_INIITIALIZER() = \
-  { \
-    NULL, \
-    0, \
-    1, \
-    '?' \
-    NULL, \
-    false \
-  }
-
 /****************************************************************************
  * Public Types
  ****************************************************************************/
diff --git a/libs/libc/unistd/lib_getopt_common.c b/libs/libc/unistd/lib_getopt_common.c
index 750a596f730..cd9e481260d 100644
--- a/libs/libc/unistd/lib_getopt_common.c
+++ b/libs/libc/unistd/lib_getopt_common.c
@@ -29,15 +29,6 @@
 
 #include "unistd.h"
 
-/****************************************************************************
- * Pre-processor Definitions
- ****************************************************************************/
-
-#undef optarg
-#undef opterr
-#undef optind
-#undef optopt
-
 /****************************************************************************
  * Prive Functions
  ****************************************************************************/