[Serusers] ivr for sems

when I wnat to compile ivr plug-in from cvs. it have the error message I should how to solve this problem? Thanks. ------------ [root@knuth ivr]# make gcc -I ../.. -I ../../ortp-0.6.0/src -I ../../ortp-0.6.0 -Wall -Wno-reorder -D_DEBUG -g -DTHREAD_SAVE -D_REENTRANT -D_THREAD_SAFE -fPIC -I/usr/include/python2.3 -c Ivr.cpp -o Ivr.o In file included from Ivr.cpp:22: IvrPython.h:32:20: Python.h: No such file or directory IvrPython.h:33:21: compile.h: No such file or directory IvrPython.h:34:25: frameobject.h: No such file or directory In file included from IvrMediaHandler.h:29, from IvrPython.h:47, from Ivr.cpp:22: Ivr.h:106: conflicting return type specified for `virtual void IvrDialog::onSessionStart(AmRequest*)' ../../AmApi.h:49: overriding `virtual int AmDialogState::onSessionStart(AmRequest*)' Ivr.h:107: conflicting return type specified for `virtual void IvrDialog::onBye(AmRequest*)' ../../AmApi.h:50: overriding `virtual int AmDialogState::onBye(AmRequest*) In file included from Ivr.cpp:22: IvrPython.h:107: syntax error before `*' token IvrPython.h:108: syntax error before `*' token IvrPython.h:118: syntax error before `*' token IvrPython.h:119: syntax error before `*' token IvrPython.h:120: syntax error before `*' token IvrPython.h:121: syntax error before `*' token Ivr.cpp: In member function `virtual void IvrDialog::onSessionStart(AmRequest*)': Ivr.cpp:227: no matching function for call to `IvrPython::cancel()' Ivr.cpp: In member function `int IvrDialog::handleMediaEvent(IvrMediaEvent*) : Ivr.cpp:289: `struct IvrMediaEvent' has no member named `processed' make: *** [Ivr.o] Error 1