--- a/mecab-skkserv.cpp
+++ b/mecab-skkserv.cpp
@@ -33,15 +33,9 @@
 #include <stdexcept>
 #include <set>
 
-#ifdef HAVE_GETOPT_H
-#include <getopt.h>
-#endif
-
 #ifdef HAVE_UNISTD_H
 #include <unistd.h>
-#endif
-
-#if defined HAVE_GETOPT_H && defined HAVE_GETOPT_LONG
+#elif defined(HAVE_GETOPT_H)
 #include <getopt.h>
 #else
 #include "getopt.h"