diff -r 63477d92411d -r 5acf05940667 config.h.in
--- a/config.h.in	Wed May 31 12:32:22 2017 +0200
+++ b/config.h.in	Wed May 31 12:51:24 2017 +0200
@@ -1,5 +1,8 @@
 /* config.h.in.  Generated from configure.ac by autoheader.  */
 
+/* Define to 1 if you have the <dirent.h> header file. */
+#undef HAVE_DIRENT_H
+
 /* Define to 1 if you have the <inttypes.h> header file. */
 #undef HAVE_INTTYPES_H
 
@@ -20,6 +23,9 @@
 /* Define to 1 if you have the `regcomp' function. */
 #undef HAVE_REGCOMP
 
+/* Define to 1 if you have the <regex.h> header file. */
+#undef HAVE_REGEX_H
+
 /* Define to 1 if you have the <stdint.h> header file. */
 #undef HAVE_STDINT_H