Fix Bcg729Config.cmake.in.

Bcg729Config.cmake.in

@@ -37,7 +37,17 @@ if(@ENABLE_SHARED@)
 	set(BCG729_LIBRARIES ${BCG729_TARGETNAME})
 else()
 	set(BCG729_TARGETNAME bcg729-static)
-	bc_set_libraries_from_static_target(BCG729_LIBRARIES ${BCG729_TARGETNAME})
+	if(TARGET ${BCG729_TARGETNAME})
+		if(LINPHONE_BUILDER_GROUP_EXTERNAL_SOURCE_PATH_BUILDERS)
+			set(BCG729_LIBRARIES ${BCG729_TARGETNAME})
+		else()
+			get_target_property(BCG729_LIBRARIES ${BCG729_TARGETNAME} LOCATION)
+		endif()
+		get_target_property(BCG729_LINK_LIBRARIES ${BCG729_TARGETNAME} INTERFACE_LINK_LIBRARIES)
+		if(BCG729_LINK_LIBRARIES)
+			list(APPEND BCG729_LIBRARIES ${BCG729_LINK_LIBRARIES})
+		endif()
+	endif()
 endif()
 get_target_property(BCG729_INCLUDE_DIRS ${BCG729_TARGETNAME} INTERFACE_INCLUDE_DIRECTORIES)
 if (NOT BCG729_INCLUDE_DIRS)