Fixed: cURL static version needs to be linked against libidn under Linux too

code/CMakeLists.txt

@@ -158,9 +158,9 @@ IF(WITH_NEL)
 
     IF((WIN32 OR CURL_LIBRARIES MATCHES "\\.a") AND WITH_STATIC_CURL)
       SET(CURL_STATIC ON)
-    ELSE((WIN32 OR CURL_LIBRARIES MATCHES "\\.a") AND WITH_STATIC_CURL)
+    ELSE()
       SET(CURL_STATIC OFF)
-    ENDIF((WIN32 OR CURL_LIBRARIES MATCHES "\\.a") AND WITH_STATIC_CURL)
+    ENDIF()
 
     IF(CURL_STATIC)
       SET(CURL_DEFINITIONS -DCURL_STATICLIB)
@@ -172,15 +172,23 @@ IF(WITH_NEL)
         SET(CURL_LIBRARIES ${CURL_LIBRARIES} ${OPENSSL_LIBRARIES})
       ENDIF(OPENSSL_FOUND)
 
+      IF(UNIX)
+        # CURL depends on libidn
+        FIND_LIBRARY(IDN_LIBRARY idn)
+        IF(IDN_LIBRARY)
+          SET(CURL_LIBRARIES ${CURL_LIBRARIES} ${IDN_LIBRARY})
+        ENDIF()
+        
         # CURL Macports version depends on libidn, libintl and libiconv too
         IF(APPLE)
-        FIND_LIBRARY(IDN_LIBRARY idn)
           FIND_LIBRARY(INTL_LIBRARY intl)
-
-        SET(CURL_LIBRARIES ${CURL_LIBRARIES} ${IDN_LIBRARY} ${INTL_LIBRARY})
-      ENDIF(APPLE)
-    ENDIF(CURL_STATIC)
-  ENDIF(WITH_GUI)
+          IF(INTL_LIBRARY)
+            SET(CURL_LIBRARIES ${CURL_LIBRARIES} ${INTL_LIBRARY})
+          ENDIF()
+        ENDIF()
+      ENDIF()
+    ENDIF()
+  ENDIF()
 
   INCLUDE_DIRECTORIES(${CMAKE_CURRENT_SOURCE_DIR}/nel/include ${LIBXML2_INCLUDE_DIR})
   ADD_DEFINITIONS(${LIBXML2_DEFINITIONS})