FSH_SEGFREE - Release a GDT or LDT segment

Purpose   

This function releases a GDT or LDT segment previously allocated with FSH_ 
SEGALLOC or loaded as part of the FSD image. 

Calling Sequence   

int far pascal FSH_SEGFREE(sel)

unsigned short sel;

Where   

sel is the selector to be freed. 
  

Returns   

If no error is detected, a zero error code is returned. If an error is 
detected, one of the following error codes is returned: 

oERROR_INVALID_ACCESS 
the selector is invalid. 
  

Remarks   

FSH_SEGFREE may block. 

Note:   OS/2 does not validate input parameters. An FSD, therefore, should 
call FSH_PROBEBUF where appropriate.