New batch of patches by Jeff Rush; moved his readme.txt portion here.
diff --git a/PC/os2vacpp/config.c b/PC/os2vacpp/config.c
index 5f7ad91..3e7adf9 100644
--- a/PC/os2vacpp/config.c
+++ b/PC/os2vacpp/config.c
@@ -63,6 +63,7 @@
 extern void initthread();
 extern void initcStringIO();
 extern void initcPickle();
+extern void initpcre();
 #ifdef WIN32
 extern void initmsvcrt();
 #endif
@@ -113,6 +114,7 @@
 #endif
         {"cStringIO", initcStringIO},
         {"cPickle", initcPickle},
+        {"pcre", initpcre},
 #ifdef WIN32
         {"msvcrt", initmsvcrt},
 #endif