Hi, "yangxiaoli" <yanggolf@yeah.net> writes: > From tutorial I get a program about pixbuf.When I compiled it > using command: gcc pixbuf.c -o pixbuf 'pkg-config gtk+-2.0 --cfalgs > --libs' There are two problems with your command. First, it should be --cflags, not --cfalgs. Then, you need to use backticks, not apostrophes: gcc pixbuf.c -o pixbuf `pkg-config gtk+-2.0 --cflags --libs` Sven