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)
Function Type: Delayed Execution
This function sets the value of a display property from a user-provided buffer. Typically, you must be working within a privileged context of type SCREEN_DISPLAY_MANAGER_CONTEXT to be able to set display-related properties.
0 if successful, or -1 if an error occurred (errno is set; refer to errno.h for more details).