eaglemode: Mark broken

The build just endlessly spams:

Say yes, no or always: Use of uninitialized value $ln in pattern match (m//) at make.pl line 626.
Use of uninitialized value $ln in pattern match (m//) at make.pl line 629.
Use of uninitialized value $ln in pattern match (m//) at make.pl line 632.
Use of uninitialized value $ln in pattern match (m//) at make.pl line 636.