patch 7.4.924
Problem:    DEVELOPER_DIR gets reset by configure.
Solution:   Do not reset DEVELOPER_DIR when there is no --with-developer-dir
            argument. (Kazuki Sakamoto, closes #482)
diff --git a/src/version.c b/src/version.c
index edfbca8..e3742cc 100644
--- a/src/version.c
+++ b/src/version.c
@@ -742,6 +742,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    924,
+/**/
     923,
 /**/
     922,