libfreeimage: use $(TARGET_MAKE_ENV) when calling $(MAKE)

Signed-off-by: Gustavo Zacarias <gustavo.zacarias@free-electrons.com>
Reviewed-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/libfreeimage/libfreeimage.mk

@@ -22,11 +22,11 @@ define LIBFREEIMAGE_BUILD_CMDS
 endef
 
 define LIBFREEIMAGE_INSTALL_STAGING_CMDS
-	$(MAKE) -C $(@D) DESTDIR=$(STAGING_DIR) install
+	$(TARGET_MAKE_ENV) $(MAKE) -C $(@D) DESTDIR=$(STAGING_DIR) install
 endef
 
 define LIBFREEIMAGE_INSTALL_TARGET_CMDS
-	$(MAKE) -C $(@D) DESTDIR=$(TARGET_DIR) install
+	$(TARGET_MAKE_ENV) $(MAKE) -C $(@D) DESTDIR=$(TARGET_DIR) install
 endef
 
 $(eval $(generic-package))