package/libtorrent-rasterbar: openssl is optional, not mandatory

openssl is optional, not mandatory, since the addition of the package in
commit 0393f5d34433e34e49ff7ce0fb998735453ed4fc

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

package/libtorrent-rasterbar/Config.in

@@ -18,7 +18,6 @@ config BR2_PACKAGE_LIBTORRENT_RASTERBAR
 	depends on !BR2_TOOLCHAIN_HAS_GCC_BUG_64735 # exception_ptr
 	select BR2_PACKAGE_BOOST
 	select BR2_PACKAGE_BOOST_SYSTEM
-	select BR2_PACKAGE_OPENSSL
 	help
 	  libtorrent is a feature complete C++ bittorrent implementation
 	  focusing on efficiency and scalability.

package/libtorrent-rasterbar/libtorrent-rasterbar.mk

@@ -11,7 +11,7 @@ LIBTORRENT_RASTERBAR_LICENSE = BSD-3-Clause
 LIBTORRENT_RASTERBAR_LICENSE_FILES = COPYING
 LIBTORRENT_RASTERBAR_CPE_ID_VENDOR = libtorrent
 LIBTORRENT_RASTERBAR_CPE_ID_PRODUCT = libtorrent
-LIBTORRENT_RASTERBAR_DEPENDENCIES = host-pkgconf boost openssl
+LIBTORRENT_RASTERBAR_DEPENDENCIES = host-pkgconf boost
 LIBTORRENT_RASTERBAR_INSTALL_STAGING = YES
 LIBTORRENT_RASTERBAR_CONF_OPTS = \
 	--with-boost-libdir=$(STAGING_DIR)/usr/lib \
@@ -37,4 +37,11 @@ else
 LIBTORRENT_RASTERBAR_CONF_OPTS += --without-libiconv
 endif
 
+ifeq ($(BR2_PACKAGE_OPENSSL),y)
+LIBTORRENT_RASTERBAR_DEPENDENCIES += openssl
+LIBTORRENT_RASTERBAR_CONF_OPTS += --enable-encryption
+else
+LIBTORRENT_RASTERBAR_CONF_OPTS += --disable-encryption
+endif
+
 $(eval $(autotools-package))