c_g_date_time_add_full

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)
GDateTime* function(GDateTime* datetime, gint years, gint months, gint days, gint hours, gint minutes, gdouble seconds) c_g_date_time_add_full;

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