added plock
diff --git a/config.h.in b/config.h.in
index 76bbf5d..33b0044 100644
--- a/config.h.in
+++ b/config.h.in
@@ -184,6 +184,9 @@
/* Define if you have the nice function. */
#undef HAVE_NICE
+/* Define if you have the plock function. */
+#undef HAVE_PLOCK
+
/* Define if you have the readlink function. */
#undef HAVE_READLINK
@@ -277,6 +280,9 @@
/* Define if you have the <sys/dir.h> header file. */
#undef HAVE_SYS_DIR_H
+/* Define if you have the <sys/lock.h> header file. */
+#undef HAVE_SYS_LOCK_H
+
/* Define if you have the <sys/ndir.h> header file. */
#undef HAVE_SYS_NDIR_H