How to convert a type object from unshared to GKFX.

Z:/test/dsfvob_204>cleartool Mklabel DSF Command.txt
Cleartool:Error:Unable to perform operation ' make label ' in replica ' dsfvob_204 ' of VOB '/dsfvob_204 '.
Cleartool:Error:Master replica of label type "DSF" is "dsfvob_202".
Cleartool:Error:Trouble applying label to "Command.txt".
Cleartool:Error:Unable to create label "DSF" on "command.txt" version "/MAIN/CNBJ_DSF_TOOLS_001/1".

Z:/dsf/dsfvob_204>cleartool desc LBTYPE:DSF
Label type "DSF"
Created 2009-02-23t15:27:43+08 by xxx
Master replica:dsfvob_202@/dsfvob_204
Instance mastership: unshared
Owner:xxx
Group:xxxx

Scope:this VOB (ordinary type)
Constraint:one version per element

z:/test/dsfvob_202>cleartool mklbtype-replace-shared-nc DSF
Replaced definition of label type "DSF".

Z:/test/dsfvob_202>multitool sync-export-fship dsfvob_204
Generating synchronization Packet e:/multisite/ms_ship/outgoing/sync_dsfvob_202_2009-02-23t153321+08_6680
Shipping order "e:/multisite/ms_ship/outgoing/sh_o_sync_dsfvob_202_2009-02-23t153321+08_6680" generated.
Attempting to forward/deliver generated packets ...
--Forwarded/delivered Packet e:/multisite/ms_ship/outgoing/sync_dsfvob_202_2009-02-23t153321+08_6680

Z:/test/dsfvob_204>cleartool desc LBTYPE:DSF
Label type "DSF"
Created 2009-02-23t15:27:43+08 by xxx
Master replica:dsfvob_202@/dsfvob_204
Instance mastership: shared
Owner:xxx/xxxx

Group:xxx/xxxx
Scope:this VOB (ordinary type)
Constraint:one version per element

Z:/test/dsfvob_204>cleartool MKLABEL-NC DSF Command.txt
Created label "DSF" on "command.txt" version "/MAIN/CNBJ_DSF_TOOLS_001/1".