hi i have mono installed using yum following http://stackoverflow.com/questions/3510320/install-mono-on-centos5-5-using-y... when i install mod_managed i got this making all mod_managed Package mono was not found in the pkg-config search path. Perhaps you should add the directory containing `mono.pc' to the PKG_CONFIG_PATH environment variable No package 'mono' found Package mono was not found in the pkg-config search path. Perhaps you should add the directory containing `mono.pc' to the PKG_CONFIG_PATH environment variable No package 'mono' found Compiling freeswitch_managed.cpp... g++ -I/usr/local/src/freeswitch-1.0.7/src/include -I/usr/local/src/freeswitch-1.0.7/src/include -I/usr/local/src/freeswitch-1.0.7/libs/libteletone/src -fPIC -fvisibility=hidden -DSWITCH_API_VISIBILITY=1 -DHAVE_VISIBILITY=1 -g -O2 -D_GNU_SOURCE -DHAVE_CONFIG_H -c -o freeswitch_managed.o freeswitch_managed.cpp In file included from freeswitch_managed.cpp:35: freeswitch_managed.h:43:18: error: glib.h: No such file or directory freeswitch_managed.h:44:26: error: mono/jit/jit.h: No such file or directory freeswitch_managed.h:45:36: error: mono/metadata/assembly.h: No such file or directory freeswitch_managed.h:46:39: error: mono/metadata/environment.h: No such file or directory freeswitch_managed.h:47:39: error: mono/metadata/mono-config.h: No such file or directory any parameter i need to change? thx budi wibowo <http://stackoverflow.com/questions/3510320/install-mono-on-centos5-5-using-yum>