Index: mariadb-connector-c-2.3.1/plugins/auth/CMakeLists.txt
===================================================================
--- mariadb-connector-c-2.3.1.orig/plugins/auth/CMakeLists.txt
+++ mariadb-connector-c-2.3.1/plugins/auth/CMakeLists.txt
@@ -11,6 +11,7 @@ IF(WIN32)
   SET(DIALOG_SOURCES ${DIALOG_SOURCES} ${CMAKE_SOURCE_DIR}/plugins/plugin.def)
 ENDIF()
 ADD_LIBRARY(dialog SHARED ${dialog_RC} ${DIALOG_SOURCES})
+TARGET_LINK_LIBRARIES(dialog dl)
 SET_TARGET_PROPERTIES(dialog PROPERTIES PREFIX "")
 SIGN_TARGET(dialog)