Hello again Tommi, > g++ `pkg-config --cflags TAO_CosNaming` -c temp.c
[snip] > If I understood correcly some mailing list posts, I should add > -I$ACE_ROOT/something to compiler options. However, I think this is a > bug because pkg-config --cflags should print all required include > paths et cetera. I agree with you. I know that tao-idl has been recently changed upstream in order to automatically include $TAO_ROOT/orbsvcs. You suggest to modify .pc files, and that's indeed a better thing to do. I'll have a look at this and let you know. Thomas