Meson: Use cc.compute_int() instead of running our own code
Meson: Use cc.compute_int() instead of running our own code

When cross compiling we cannot run code, and meson has code to compute
int values without executing code.

https://bugzilla.gnome.org/show_bug.cgi?id=794898

endlessm/glib,endlessm/glib,endlessm/glib,endlessm/glib,endlessm/glib