package/uftp: fix openssl static linking

Fixes:
 - http://autobuild.buildroot.org/results/051cfd993b65830c34e675d797e241c272b6f35a

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/uftp/uftp.mk

@@ -6,16 +6,19 @@
 
 UFTP_VERSION = 4.9.9
 UFTP_SITE = http://sourceforge.net/projects/uftp-multicast/files/source-tar
-UFTP_DEPENDENCIES = openssl
+UFTP_DEPENDENCIES = host-pkgconf openssl
 UFTP_LICENSE = GPL-3.0+
 UFTP_LICENSE_FILES = LICENSE.txt
 
+UFTP_MAKE_OPTS = CRYPT_LIB="`$(PKG_CONFIG_HOST_BINARY) --libs libssl`"
+
 define UFTP_BUILD_CMDS
-	$(TARGET_CONFIGURE_OPTS) $(MAKE) -C $(@D)
+	$(TARGET_CONFIGURE_OPTS) $(MAKE) -C $(@D) $(UFTP_MAKE_OPTS)
 endef
 
 define UFTP_INSTALL_TARGET_CMDS
-	$(TARGET_CONFIGURE_OPTS) $(MAKE) -C $(@D) DESTDIR=$(TARGET_DIR) install
+	$(TARGET_CONFIGURE_OPTS) $(MAKE) -C $(@D) $(UFTP_MAKE_OPTS) \
+		DESTDIR=$(TARGET_DIR) install
 endef
 
 $(eval $(generic-package))