Defines starting with `l' in src

• LINE_AS_PREVIOUS src/drawing.c:121
• LINE_BLACK src/drawing.c:122
• LINE_DECIDED src/drawing.c:119
• LINE_DECIDED_DOUBLE src/drawing.c:120
• LINE_DONE src/drawing.c:124
• LINE_DONE_AS_PREVIOUS src/drawing.c:125
• LINE_REMEMBERED_AS_BLACK src/drawing.c:123
• LINE_REMEMBERED_AS_PREVIOUS src/drawing.c:126
• LINE_UNDECIDED src/drawing.c:118
• LNAME src/drawing.c:303