Removes the first occurrence of the given pointer from the pointer
array. The following elements are moved down one place. If array
has a non-NULL GDestroyNotify function it is called for the
removed element.
It returns TRUE if the pointer was removed, or FALSE if the
pointer was not found.
Removes the first occurrence of the given pointer from the pointer array. The following elements are moved down one place. If array has a non-NULL GDestroyNotify function it is called for the removed element. It returns TRUE if the pointer was removed, or FALSE if the pointer was not found.