OK, thanks. I didn't realise that Qt5 was dependant on .pro files now. I'm also getting these errors with webkit:

/software/Qt/Qt5.1.1/5.1.1/gcc_64/lib/libQt5WebKit.so: undefined reference to deflateBound@ZLIB_1.2.0' /software/Qt/Qt5.1.1/5.1.1/gcc_64/lib/libQt5WebKit.so: undefined reference to g_variant_ref' /software/Qt/Qt5.1.1/5.1.1/gcc_64/lib/libQt5WebKit.so: undefined reference to gst_x_overlay_set_window_handle' /software/Qt/Qt5.1.1/5.1.1/gcc_64/lib/libQt5WebKit.so: undefined reference to gst_query_parse_nth_buffering_range' /software/Qt/Qt5.1.1/5.1.1/gcc_64/lib/libQt5WebKit.so: undefined reference to g_variant_unref' /software/Qt/Qt5.1.1/5.1.1/gcc_64/lib/libQt5WebKit.so: undefined reference to gst_element_link_pads_full' /software/Qt/Qt5.1.1/5.1.1/gcc_64/lib/libQt5WebKit.so: undefined reference to gst_is_initialized' /software/Qt/Qt5.1.1/5.1.1/gcc_64/lib/libQt5WebKit.so: undefined reference to gst_query_get_n_buffering_ranges' collect2: ld returned 1 exit status