getInt64
Returns the 64-bit signed integer value of @value.
It is an error to call this function with a @value of any type other than %G_VARIANT_TYPE_INT64.
Return
a #gint64
Since
2.24
Returns the 64-bit signed integer value of @value.
It is an error to call this function with a @value of any type other than %G_VARIANT_TYPE_INT64.
a #gint64
2.24