6 files changed, 6 insertions, 6 deletions

diff --git a/sys/conf/files.amd64 b/sys/conf/files.amd64
index b961ab7f2c2d..03fab91d44b8 100644
--- a/sys/conf/files.amd64
+++ b/sys/conf/files.amd64
@@ -53,7 +53,7 @@ hal.o				optional	ath_hal			\
 	no-implicit-rule
 opt_ah.h			optional	ath_hal			\
 	dependency	"$S/contrib/dev/ath/public/x86_64-elf.opt_ah.h"	\
-	compile-with	"cp $S/contrib/dev/ath/public/x86_64-elf.opt_ah.h opt_ah.h" \
+	compile-with	"rm -f opt_ah.h; cp $S/contrib/dev/ath/public/x86_64-elf.opt_ah.h opt_ah.h" \
 	no-obj no-implicit-rule before-depend				\
 	clean		"opt_ah.h"
 #
diff --git a/sys/conf/files.arm b/sys/conf/files.arm
index a71fe4862b6a..c4001ad62523 100644
--- a/sys/conf/files.arm
+++ b/sys/conf/files.arm
@@ -58,7 +58,7 @@ hal.o				optional	ath_hal		\
 	compile-with		"ATH_HAL_CPU=`echo ${CONF_CFLAGS}|sed 's/.*-mcpu=\([a-zA-Z0-9]*\).*/\1/'`; ATH_ENDIAN=`if (echo ${CC}|grep mbig-endian>/dev/null); then echo be; else echo le; fi;`; uudecode < $S/contrib/dev/ath/public/$$ATH_HAL_CPU-$$ATH_ENDIAN-elf.hal.o.uu" \
 	no-implicit-rule
 opt_ah.h			optional	ath_hal		\
-	compile-with		"ATH_HAL_CPU=`echo ${CONF_CFLAGS}|sed 's/.*-mcpu=\([a-zA-Z0-9]*\).*/\1/'`; ATH_ENDIAN=`if (echo ${CC}|grep mbig-endian>/dev/null); then echo be; else echo le; fi;`; cp $S/contrib/dev/ath/public/$$ATH_HAL_CPU-$$ATH_ENDIAN-elf.opt_ah.h opt_ah.h" \
+	compile-with		"ATH_HAL_CPU=`echo ${CONF_CFLAGS}|sed 's/.*-mcpu=\([a-zA-Z0-9]*\).*/\1/'`; ATH_ENDIAN=`if (echo ${CC}|grep mbig-endian>/dev/null); then echo be; else echo le; fi;`; rm -f opt_ah.h; cp $S/contrib/dev/ath/public/$$ATH_HAL_CPU-$$ATH_ENDIAN-elf.opt_ah.h opt_ah.h" \
 	no-obj no-implicit-rule before-depend			\
 	clean		"opt_ah.h"
 libkern/arm/divsi3.S		standard
diff --git a/sys/conf/files.i386 b/sys/conf/files.i386
index 3de50fea2a49..ed1698acdcec 100644
--- a/sys/conf/files.i386
+++ b/sys/conf/files.i386
@@ -57,7 +57,7 @@ hal.o				optional	ath_hal			\
 	no-implicit-rule
 opt_ah.h			optional	ath_hal			\
 	dependency	"$S/contrib/dev/ath/public/i386-elf.opt_ah.h"	\
-	compile-with	"cp $S/contrib/dev/ath/public/i386-elf.opt_ah.h opt_ah.h" \
+	compile-with	"rm -f opt_ah.h; cp $S/contrib/dev/ath/public/i386-elf.opt_ah.h opt_ah.h" \
 	no-obj no-implicit-rule before-depend				\
 	clean		"opt_ah.h"
 #
diff --git a/sys/conf/files.pc98 b/sys/conf/files.pc98
index 8ee74d103cb4..8c909d681a43 100644
--- a/sys/conf/files.pc98
+++ b/sys/conf/files.pc98
@@ -49,7 +49,7 @@ hal.o				optional	ath_hal			\
 	no-implicit-rule
 opt_ah.h			optional	ath_hal			\
 	dependency	"$S/contrib/dev/ath/public/i386-elf.opt_ah.h"	\
-	compile-with	"cp $S/contrib/dev/ath/public/i386-elf.opt_ah.h opt_ah.h" \
+	compile-with	"rm -f opt_ah.h; cp $S/contrib/dev/ath/public/i386-elf.opt_ah.h opt_ah.h" \
 	no-obj no-implicit-rule before-depend				\
 	clean		"opt_ah.h"
 #
diff --git a/sys/conf/files.powerpc b/sys/conf/files.powerpc
index a60dfd26205e..b530346d186e 100644
--- a/sys/conf/files.powerpc
+++ b/sys/conf/files.powerpc
@@ -20,7 +20,7 @@ hal.o				optional	ath_hal			\
 	no-implicit-rule
 opt_ah.h			optional	ath_hal			\
 	dependency	"$S/contrib/dev/ath/public/powerpc-be-elf.opt_ah.h"	\
-	compile-with	"cp $S/contrib/dev/ath/public/powerpc-be-elf.opt_ah.h opt_ah.h" \
+	compile-with	"rm -f opt_ah.h; cp $S/contrib/dev/ath/public/powerpc-be-elf.opt_ah.h opt_ah.h" \
 	no-obj no-implicit-rule before-depend				\
 	clean		"opt_ah.h"
 #
diff --git a/sys/conf/files.sparc64 b/sys/conf/files.sparc64
index da83c63622d5..7234b128a8d0 100644
--- a/sys/conf/files.sparc64
+++ b/sys/conf/files.sparc64
@@ -28,7 +28,7 @@ hal.o				optional	ath_hal			\
 	no-implicit-rule
 opt_ah.h			optional	ath_hal			\
 	dependency	"$S/contrib/dev/ath/public/sparc64-be-elf.opt_ah.h"	\
-	compile-with	"cp $S/contrib/dev/ath/public/sparc64-be-elf.opt_ah.h opt_ah.h" \
+	compile-with	"rm -f opt_ah.h; cp $S/contrib/dev/ath/public/sparc64-be-elf.opt_ah.h opt_ah.h" \
 	no-obj no-implicit-rule before-depend				\
 	clean		"opt_ah.h"
 #