find_newer_files(
	$dirA => "adl",	# directory_A => extension_A
	$dirB => "ADLT", # directory B
);
find_newer_files(
	$dirA => "lin",	# directory_A => extension_A
	$dirB => "LINT", # directory B	
);
find_newer_files(
	$dirA => "red",	# directory_A => extension_A
	$dirB => "REDT", # directory B
);
find_newer_files(
	$dirA => "reg",	# directory_A => extension_A
	$dirB => "REGT", # directory B	
);
find_newer_files(
	$dirA => "red",	# directory_A => extension_A
	$dirB => "REDT", # directory B	
);