fails to compile plugin handler_socket/auth_pam_tool with -DWITHOUT_SERVER

$ cmake   -DWITH_SSL=bundled   -DCMAKE_LINKER=/opt/at12.0-0-rc1/bin/ld  -DCMAKE_CXX_COMPILER=/opt/at12.0-0-rc1/bin/g++ -DCMAKE_C_COMPILER=/opt/at12.0-0-rc1/bin/gcc  -DCMAKE_AR=/opt/at12.0-0-rc1/bin/ar -DWITHOUT_SERVER=1   ../mariadb-server-10.4/

..

$ make -j 10

/home/danielgb/mariadb-server-10.4/plugin/auth_pam/auth_pam_tool.c:19:10: fatal error: mysql/plugin_auth_common.h: No such file or directory

 #include <mysql/plugin_auth_common.h>

          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~

...

/home/danielgb/mariadb-server-10.4/plugin/handler_socket/libhsclient/hstcpcli.cpp:9:10: fatal error: my_global.h: No such file or directory

 #include <my_global.h>

          ^~~~~~~~~~~~~

compilation terminated.

..

/home/danielgb/mariadb-server-10.4/plugin/handler_socket/libhsclient/socket.cpp:9:10: fatal error: my_global.h: No such file or directory

 #include <my_global.h>

          ^~~~~~~~~~~~~