Prototype for the client supplied function that is called
whenever a client is registered or unregistered.
@param name a null-terminated string containing the client name
@param register non-zero if the client is being registered,
zero if the client is being unregistered
@param arg pointer to a client supplied structure
Prototype for the client supplied function that is called whenever a client is registered or unregistered.
@param name a null-terminated string containing the client name @param register non-zero if the client is being registered, zero if the client is being unregistered @param arg pointer to a client supplied structure