--- Makefile.config.orig	2024-07-15 12:56:27.229698314 +0200
+++ Makefile.config	2024-07-15 12:56:34.219772641 +0200
@@ -1167,7 +1167,6 @@
 	ASM_MIPS_WAIT \
 	ASM_NOP \
 	ASM_NOTHING \
-	ASM_PPC64_DARN \
 	ASM_PPC64_DCBST \
 	ASM_PPC64_DCBT \
 	ASM_PPC64_DCBTST \
@@ -1346,9 +1345,6 @@
 ASM_MIPS_WAIT:
 	$(call check,test-asm-mips-wait,HAVE_ASM_MIPS_WAIT,MIPS wait instruction)
 
-ASM_PPC64_DARN:
-	$(call check,test-asm-ppc64-darn,HAVE_ASM_PPC64_DARN,ppc64 darn instruction)
-
 ASM_PPC64_DCBST:
 	$(call check,test-asm-ppc64-dcbst,HAVE_ASM_PPC64_DCBST,ppc64 dcbst instruction)