public int getFunctionsOffset() {
		return functionsOffset;
	}
Gets the functions offset, which is an address offset from the start of the cache mapping.

@return The functions offset,  which is an address offset from the start of the cache 
  mapping
Ghidra/Features/Base/src/main/java/ghidra/app/util/bin/format/macho/dyld/DyldCacheAcceleratorInitializer.java