Index: mariadb-connector-c-3.0.2-src/plugins/auth/CMakeLists.txt
===================================================================
--- mariadb-connector-c-3.0.2-src.orig/plugins/auth/CMakeLists.txt
+++ mariadb-connector-c-3.0.2-src/plugins/auth/CMakeLists.txt
@@ -21,6 +21,7 @@ IF(AUTH_DIALOG_PLUGIN_TYPE MATCHES "DYNA
     SET(DIALOG_SOURCES ${DIALOG_SOURCES} ${CC_SOURCE_DIR}/plugins/plugin.def)
   ENDIF()
   ADD_LIBRARY(dialog MODULE ${DIALOG_SOURCES})
+  TARGET_LINK_LIBRARIES(dialog dl)
   SET_TARGET_PROPERTIES(dialog PROPERTIES PREFIX "")
   SIGN_TARGET(dialog)
   INSTALL_PLUGIN(dialog ${CC_BINARY_DIR}/plugins/auth)