lm_sensors: fix PIE

See #4572

srcpkgs/lm_sensors/template

@@ -1,7 +1,7 @@
 # Template file for 'lm-sensors'
 pkgname=lm_sensors
 version=3.4.0
-revision=2
+revision=3
 build_style=gnu-makefile
 make_build_args="MACHINE=${XBPS_TARGET_MACHINE#-musl}"
 make_install_args="${make_build_args}
@@ -16,7 +16,10 @@ homepage="http://www.lm-sensors.org/"
 distfiles="http://dl.lm-sensors.org/lm-sensors/releases/${pkgname}-${version}.tar.bz2"
 checksum=e0579016081a262dd23eafe1d22b41ebde78921e73a1dcef71e05e424340061f
 
-post_extract() {
+pre_build() {
+	sed -i prog/*/Module.mk \
+		-e "/^MODULE_DIR :=/i LDFLAGS := ${LDFLAGS}" \
+		-e 's;$(CC) $(EXLDFLAGS);$(CC) $(LDFLAGS) $(EXLDFLAGS);'
 	sed -i 's,asm/io.h,sys/io.h,g' prog/dump/*.c
 }
 libsensors_package() {