patch 7.4.987
Problem:    Can't build with Ruby 1.9.2.
Solution:   Require Rub 2.0 for defining USE_TYPEDDATA.
diff --git a/src/version.c b/src/version.c
index 8412461..c304f69 100644
--- a/src/version.c
+++ b/src/version.c
@@ -742,6 +742,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    987,
+/**/
     986,
 /**/
     985,