380     synstate_T	*sp, *prev = NULL;  in syntax_start()  local
500 	    if (prev == NULL)  in syntax_start()
501 		prev = syn_stack_find_entry(current_lnum - 1);  in syntax_start()
502 	    if (prev == NULL)  in syntax_start()
505 		sp = prev;  in syntax_start()
513 		prev = sp;  in syntax_start()
518 			prev = sp;  in syntax_start()
525 		load_current_state(prev);  in syntax_start()
530 	    else if (prev == NULL  in syntax_start()
532 			|| current_lnum >= prev->sst_lnum + dist)  in syntax_start()
533 		prev = store_current_state();  in syntax_start()
1184     synstate_T	*p, *prev, *np;  in syn_stack_apply_changes_block()  local
1187     prev = NULL;  in syn_stack_apply_changes_block()
1197 		if (prev == NULL)  in syn_stack_apply_changes_block()
1200 		    prev->sst_next = np;  in syn_stack_apply_changes_block()
1221 	prev = p;  in syn_stack_apply_changes_block()
1233     synstate_T	*p, *prev;  in syn_stack_cleanup()  local
1255     prev = syn_block->b_sst_first;  in syn_stack_cleanup()
1256     for (p = prev->sst_next; p != NULL; prev = p, p = p->sst_next)  in syn_stack_cleanup()
1258 	if (prev->sst_lnum + dist > p->sst_lnum)  in syn_stack_cleanup()
1275     prev = syn_block->b_sst_first;  in syn_stack_cleanup()
1276     for (p = prev->sst_next; p != NULL; prev = p, p = p->sst_next)  in syn_stack_cleanup()
1278 	if (p->sst_tick == tick && prev->sst_lnum + dist > p->sst_lnum)  in syn_stack_cleanup()
1281 	    prev->sst_next = p->sst_next;  in syn_stack_cleanup()
1283 	    p = prev;  in syn_stack_cleanup()
1310     synstate_T	*p, *prev;  in syn_stack_find_entry()  local
1312     prev = NULL;  in syn_stack_find_entry()
1313     for (p = syn_block->b_sst_first; p != NULL; prev = p, p = p->sst_next)  in syn_stack_find_entry()
1320     return prev;  in syn_stack_find_entry()