File: lstPrev.c

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unixodbc 2.2.14p2-1
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#include "lst.h"

void *lstPrev( HLST hLst )
{
    if ( !hLst )
        return NULL;

	if ( !hLst->hCurrent )
		return NULL;

	hLst->hCurrent = hLst->hCurrent->pPrev;

	if ( hLst->hCurrent )
	{
		if ( !_lstVisible( hLst->hCurrent ) )
			hLst->hCurrent = _lstPrevValidItem( hLst, hLst->hCurrent );
	}
	
	return hLst->hCurrent;
}