@Override
	public String getDefaultLabelPrefix(MemBuffer buf, Settings settings, int length,
			DataTypeDisplayOptions options) {

		StringBuilder strBuf = new StringBuilder(getDefaultLabelPrefix());
		strBuf.append("_");
		try {
			byte b = buf.getByte(0);
			if (b > 31 && b < 128) {
				strBuf.append((char) b);
			}
			else {
				strBuf.append(StringFormat.hexByteString(b));
				strBuf.append('h');
			}
		}
		catch (MemoryAccessException e) {
			strBuf.append("??");
		}
		return strBuf.toString();

	}
Returns the C style data-type declaration for this data-type. Null is returned if no
appropriate declaration exists.
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/model/data/CharDataType.java