--- gtk/Makefile.orig	2021-03-05 01:52:42 UTC
+++ gtk/Makefile
@@ -136,7 +136,7 @@ cleaner: FORCE
 		readtest_lines.cc \
 		gcc111libbid.a \
 		*.o *.d *.i *.ii *.s symlinks core.*
-	rm -rf IntelRDFPMathLib20U1
+	#rm -rf IntelRDFPMathLib20U1
 
 FORCE: