--- extra/CMakeLists.txt.orig	2019-10-21 05:17:49 UTC
+++ extra/CMakeLists.txt
@@ -100,8 +100,10 @@ IF(UNIX)
   MYSQL_ADD_EXECUTABLE(resolve_stack_dump resolve_stack_dump.cc)
   TARGET_LINK_LIBRARIES(resolve_stack_dump mysys mysys_ssl)
 
+IF(FALSE)
   MYSQL_ADD_EXECUTABLE(mysql_waitpid mysql_waitpid.c)
   TARGET_LINK_LIBRARIES(mysql_waitpid mysys mysys_ssl)
   SET_TARGET_PROPERTIES(mysql_waitpid PROPERTIES LINKER_LANGUAGE CXX)
+ENDIF()
 ENDIF()