Ignore the gtk build error (deprecated warnings) in Arch Linux build
Error message:
/usr/include/gtk-2.0/gtk/gtktooltips.h:73:3: error: ‘GTimeVal’ is deprecated: Use 'GDateTime' instead [-Werror=deprecated-declarations]
Error message:
/usr/include/gtk-2.0/gtk/gtktooltips.h:73:3: error: ‘GTimeVal’ is deprecated: Use 'GDateTime' instead [-Werror=deprecated-declarations]