asterisk users - Dec 2006 - Asterisk 1.4.0-beta4 compile errors on Fedora 6

1.4 beta-3 compiled fine under Fedora 6 w/IMAP storage. I get this on beta-4.
Any Ideas?

  [CC] app_voicemail.c -> app_voicemail.o
In file included from /usr/src/imap-2006c1/c-client/osdep.h:63,
                from /usr/src/imap-2006c1/c-client/c-client.h:42,
                from app_voicemail.c:65:
/usr/src/imap-2006c1/c-client/env_unix.h:71: warning: function
declaration isn?t a prototype
app_voicemail.c: In function ?forward_message?:
app_voicemail.c:3920: warning: unused variable ?duration?
app_voicemail.c: In function ?play_record_review?:
app_voicemail.c:7882: error: ?vms? undeclared (first use in this function)
app_voicemail.c:7882: error: (Each undeclared identifier is reported only once
app_voicemail.c:7882: error: for each function it appears in.)
app_voicemail.c:7882: warning: passing argument 8 of ?imap_store_file?
makes integer from pointer without a cast
make[1]: *** [app_voicemail.o] Error 1
make: *** [apps] Error 2
[root@node-x asterisk-1.4.0-beta4]# app_voicemail.c:7882: error: ?vms?
undeclared (first use in this function)

Thanks!
David

I forgot to mention this is an x86_64 Pentium-D system.

Regards,
David