c_g_param_spec_int

Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
__gshared extern (C)
GParamSpec* function(const(char)* name, const(char)* nick, const(char)* blurb, int minimum, int maximum, int defaultValue, GParamFlags flags) c_g_param_spec_int;

Meta