Fixed: optional OpenSSL only when building in static (curl could need it)

code/ryzom/CMakeLists.txt

@@ -8,7 +8,6 @@ ELSE(WITH_LUA51)
 ENDIF(WITH_LUA51)
 FIND_PACKAGE(Luabind REQUIRED)
 FIND_PACKAGE(CURL REQUIRED)
-FIND_PACKAGE(OpenSSL REQUIRED)
 FIND_PACKAGE(Libwww)
 FIND_PACKAGE(ZLIB)
 IF(NOT WIN32 AND NOT APPLE)
@@ -26,6 +25,7 @@ IF(NOT WIN32)
 ENDIF(NOT WIN32)
 
 IF(WITH_STATIC)
+  FIND_PACKAGE(OpenSSL)
   SET(CURL_LIBRARIES ${CURL_LIBRARIES} ${OPENSSL_LIBRARIES})
   SET(CURL_DEFINITIONS -DCURL_STATICLIB)
 ENDIF(WITH_STATIC)