MGCP_Test: add control interface to MGW testsuite

The testsuite for osmo-mgw does not use the control interface yet.

Change-Id: I7324802bf6e692ce8b7d9b269dd2385a7d3d0d77
diff --git a/mgw/regen_makefile.sh b/mgw/regen_makefile.sh
index 2368c77..46dd587 100755
--- a/mgw/regen_makefile.sh
+++ b/mgw/regen_makefile.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 
-FILES="*.ttcn SDP_EncDec.cc *.c MGCP_CodecPort_CtrlFunctDef.cc IPL4asp_PT.cc IPL4asp_discovery.cc TCCConversion.cc TCCInterface.cc RTP_EncDec.cc RTP_CodecPort_CtrlFunctDef.cc OSMUX_CodecPort_CtrlFunctDef.cc IuUP_EncDec.cc Native_FunctionDefs.cc TELNETasp_PT.cc IP_EncDec.cc StatsD_CodecPort_CtrlFunctdef.cc "
+FILES="*.ttcn *.ttcnpp IPA_CodecPort_CtrlFunctDef.cc SDP_EncDec.cc *.c MGCP_CodecPort_CtrlFunctDef.cc IPL4asp_PT.cc IPL4asp_discovery.cc TCCConversion.cc TCCInterface.cc RTP_EncDec.cc RTP_CodecPort_CtrlFunctDef.cc OSMUX_CodecPort_CtrlFunctDef.cc IuUP_EncDec.cc Native_FunctionDefs.cc TELNETasp_PT.cc IP_EncDec.cc StatsD_CodecPort_CtrlFunctdef.cc "
+
+export CPPFLAGS_TTCN3="-DIPA_EMULATION_CTRL"
 
 ../regen-makefile.sh MGCP_Test.ttcn $FILES