Specifies the type of function passed to g_main_context_set_poll_func(). The semantics of the function should match those of the poll() system call.
an array of #GPollFD elements
the number of elements in ufds
ufds
the maximum time to wait for an event of the file descriptors. A negative value indicates an infinite timeout.
Specifies the type of function passed to g_main_context_set_poll_func(). The semantics of the function should match those of the poll() system call.