115 		 * extend the hint extent to include the current  in extAlloc()
154 	/* if we can extend the hint extent to cover the current request,  in extAlloc()
155 	 * extend it.  otherwise, insert a new extent to  in extAlloc()
163 	/* if the extend or insert failed,  in extAlloc()
198  * FUNCTION:	extend the allocation of a file extent containing a
231 	/* get the extend (partial) page's disk block address and  in extRealloc()
238 	/* if the extend page is abnr and if the request is for  in extRealloc()
254 	 * space as to satisfy the extend page.  in extRealloc()
269 	/* check if the extend page is not abnr but the request is abnr  in extRealloc()
271 	 * is the case, there is a miss match of abnr between the extend page  in extRealloc()
272 	 * and the one or more pages following the extend page.  as a result,  in extRealloc()
274 	 * of the extent of the extend page and will be manipulated thru  in extRealloc()
278 	 * will be for the pages following the extend page.  in extRealloc()
294 	/* if we were able to extend the disk allocation in place,  in extRealloc()
295 	 * extend the extent.  otherwise, move the extent to a  in extRealloc()
299 		/* extend the extent */  in extRealloc()
571  * FUNCTION:	attempt to extend an extent's allocation.
573  *		Initially, we will try to extend the extent's allocation
607 	/* try to extend in place */  in extBrealloc()