--- posix-power/Makefile.orig	2023-09-03 17:22:52 UTC
+++ posix-power/Makefile
@@ -2,8 +2,6 @@ LIB=../libmachdep.a
 include ../Make.config
 LIB=../libmachdep.a
 
-CFLAGS+= -Wa,-mregnames
-
 OFILES=\
 	getcallerpc.$O\
 	tas.$O