patch 7.4.1067
Problem:    Can't build with MingW and Python on MS-Windows.
Solution:   Move the build flags to CFLAGS.
diff --git a/src/version.c b/src/version.c
index 3cddb0e..6897292 100644
--- a/src/version.c
+++ b/src/version.c
@@ -742,6 +742,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1067,
+/**/
     1066,
 /**/
     1065,