Deprecate xfsprogs, no support for XFS in Buildroot

package/xfsprogs/Config.in

@@ -4,6 +4,7 @@ comment "Note that xfsprogs needs a toolchain with UCLIBC_SV4_DEPRECATED enabled
 
 config BR2_PACKAGE_XFSPROGS
 	bool "xfsprogs"
+	depends on BR2_DEPRECATED
 	help
 	  The XFS file system utilities and libraries
 

package/xfsprogs/xfsprogs.mk

@@ -46,7 +46,7 @@ $(XFSPROGS_DIR)/.configured: $(XFSPROGS_DIR)/.unpacked
 		--host=$(GNU_TARGET_NAME) \
 		--build=$(GNU_HOST_NAME) \
 		--prefix=/usr \
-		--exec-prefix=/ \
+		--exec-prefix=/usr \
 		--libdir=/usr/lib \
 		$(XFSPROGS_CONFIG_SHARED) \
 	)