Add a macro to encode (x,y) coordinates. Use ZX_EXTENT_DIR_* constants for fill commands, rather than hard-coded values. Provide a RI_FULLCLEAR version of eraserows().
Add a macro to encode (x,y) coordinates.
Use ZX_EXTENT_DIR_* constants for fill commands, rather than hard-coded values.
Provide a RI_FULLCLEAR version of eraserows().

orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars