Problems with first_module example

I am trying to compile the test first_module into php I downloaded the examples.tar.gz file and then copied the directory first_module/ into the php/ext directory I then ran ./buildconf --force (dist source), ./configure --help showed the extra module available, so I ran ./configure --enable-first_module Below is the error checking whether to enable the bundled filePro support... no : command not found8291: checking BOOK: whether to enable the first module... yes : command not found8336: : command not found8337: ./configure: line 91952: syntax error: unexpected end of file Can anyone help?? Im completely stuck.... Mike