[asterisk] pjproject doesn't build in parallel

[Jeffrey C. Ollie]

commit fb6b9d839794a409f9b70a7b1854972c1716f307
Author: Jeffrey C. Ollie <jeff at ocjtech.us>
Date:   Tue Aug 28 13:14:58 2012 -0500

    pjproject doesn't build in parallel

 asterisk.spec |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/asterisk.spec b/asterisk.spec
index dbdd263..f3d3516 100644
--- a/asterisk.spec
+++ b/asterisk.spec
@@ -1,6 +1,8 @@
 #global _rc 3
 %global _beta 1
 
+%global _smp_mflags -j1
+
 %if 0%{?fedora} >= 15
 %global astvarrundir /run/asterisk
 %global tmpfilesd 1