private int readNumberOfSymbols(BinaryReader reader) throws IOException {
		if (reader.isLittleEndian()) {
			DataConverter dc = BigEndianDataConverter.INSTANCE;
			byte [] bytes = reader.readNextByteArray(4);
			return dc.getInt(bytes);
		}
		return reader.readNextInt();
	}
The number of symbols field is stored in big-endian format.
Ghidra/Features/Base/src/main/java/ghidra/app/util/bin/format/coff/archive/FirstLinkerMember.java