updated for version 7.3.390
Problem:    Using NULL buffer pointer in a window.
Solution:   Check for w_buffer being NULL in more places. (Bjorn Winckler)
diff --git a/src/version.c b/src/version.c
index 5aaf894..1deb08f 100644
--- a/src/version.c
+++ b/src/version.c
@@ -715,6 +715,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    390,
+/**/
     389,
 /**/
     388,