c_g_param_spec_ulong

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(gchar* name, gchar* nick, gchar* blurb, gulong minimum, gulong maximum, gulong defaultValue, GParamFlags flags) c_g_param_spec_ulong;

Meta