|  | Routines | 
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| 
Used by the routine at 38841.
 | ||||
| 39036 | INC HL | Advance data pointer by two bytes... | ||
| 39037 | INC HL | ... | ||
| 39038 | LD A,(HL) | Load A with current data byte... | ||
| 39039 | INC HL | ...and advance data pointer by one byte | ||
| 39040 | CP 255 | If byte was 255 (end marker)... | ||
| 39042 | JP Z,38977 | ...then loop back to 38977 for next byte of room layout data | ||
| 39045 | JR 39038 | Loop back to 39038 to check next byte | ||
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