package/libcurl: add bearssl support

bearssl support is available since version 7.68.0 and
https://github.com/curl/curl/commit/9b879160df01e7ddbb4770904391d3b74114302b

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>

package/libcurl/Config.in

@@ -52,6 +52,10 @@ config BR2_PACKAGE_LIBCURL_OPENSSL
 	bool "OpenSSL"
 	depends on BR2_PACKAGE_OPENSSL
 
+config BR2_PACKAGE_LIBCURL_BEARSSL
+	bool "BearSSL"
+	depends on BR2_PACKAGE_BEARSSL
+
 config BR2_PACKAGE_LIBCURL_GNUTLS
 	bool "GnuTLS"
 	depends on BR2_PACKAGE_GNUTLS

package/libcurl/libcurl.mk

@@ -51,6 +51,13 @@ else
 LIBCURL_CONF_OPTS += --without-ssl
 endif
 
+ifeq ($(BR2_PACKAGE_LIBCURL_BEARSSL),y)
+LIBCURL_CONF_OPTS += --with-bearssl=$(STAGING_DIR)/usr
+LIBCURL_DEPENDENCIES += bearssl
+else
+LIBCURL_CONF_OPTS += --without-bearssl
+endif
+
 ifeq ($(BR2_PACKAGE_LIBCURL_GNUTLS),y)
 LIBCURL_CONF_OPTS += --with-gnutls=$(STAGING_DIR)/usr \
 	--with-ca-fallback