Set the value of the specified display property of type void*.
#include <screen/screen.h>
int screen_set_display_property_pv(screen_display_t disp, int pname, void **param)
The handle of the display whose property is to be set.
The name of the property whose value is being set. The properties that you can set are of type Screen property types.
A pointer to a buffer containing the new value(s). This buffer must be of type void*.
Function Type: Delayed Execution
This function sets the value of a display property from a user-provided buffer.
0 if the value(s) of the property was set to new value(s), or -1 if an error occurred (errno is set).