102 		 * extend the hint extent to include the current  in extAlloc()
141 	/* if we can extend the hint extent to cover the current request,  in extAlloc()
142 	 * extend it.  otherwise, insert a new extent to  in extAlloc()
150 	/* if the extend or insert failed,  in extAlloc()
185  * FUNCTION:	extend the allocation of a file extent containing a
218 	/* get the extend (partial) page's disk block address and  in extRealloc()
225 	/* if the extend page is abnr and if the request is for  in extRealloc()
241 	 * space as to satisfy the extend page.  in extRealloc()
256 	/* check if the extend page is not abnr but the request is abnr  in extRealloc()
258 	 * is the case, there is a miss match of abnr between the extend page  in extRealloc()
259 	 * and the one or more pages following the extend page.  as a result,  in extRealloc()
261 	 * of the extent of the extend page and will be manipulated thru  in extRealloc()
265 	 * will be for the pages following the extend page.  in extRealloc()
281 	/* if we were able to extend the disk allocation in place,  in extRealloc()
282 	 * extend the extent.  otherwise, move the extent to a  in extRealloc()
286 		/* extend the extent */  in extRealloc()
558  * FUNCTION:	attempt to extend an extent's allocation.
560  *		Initially, we will try to extend the extent's allocation
594 	/* try to extend in place */  in extBrealloc()