@Override
	public boolean applyTo(Program program) {
		ExternalManager extMgr = program.getExternalManager();
		if (!extMgr.removeExternalLibrary(externalName)) {
			status = externalName + " can not be removed";
			return false;
		}
		return true;
	}
Constructs a new command removing an external program name.
@param externalName the name of the external program name to be removed.
Ghidra/Features/Base/src/main/java/ghidra/app/cmd/refs/RemoveExternalNameCmd.java