Bool XQueryExtension(display, name, major_opcode_return, first_event_return, first_error_return)
Display *display;
char *name;
int *major_opcode_return;
int *first_event_return;
int *first_error_return;
display | Specifies the connection to the X server. |
name | Specifies the extension name. |
major_opcode_return | Returns the major opcode. |
first_event_return | Returns the first event code, if any. |
Specifies the extension list. |