dear list, I am using asterisk version 0.7.1,and asterisk-oh323 version 0.5.10.Both are installed successfully,and I can see the configuration file in asterisk directory.But when I changed the file h323.conf ,asterisk doesnot start..it gives the error booting.....asterisk:relocation error: /usr/lib/asterisk/modules/res_features.so: undefined symbol ast_pthread_create please can anyone tell me what is the problem????