revert the ill-considered part of the 2001-05-24 changes

[bpt/guile.git] / libguile / stacks.h

diff --git a/libguile/stacks.h b/libguile/stacks.h
index b596f87..b86d87a 100644 (file)
--- a/libguile/stacks.h
+++ b/libguile/stacks.h
@@ -69,8 +69,8 @@ typedef struct scm_info_frame_t {
 typedef struct scm_stack_t {
   SCM id;                      /* Stack id */
   scm_info_frame_t *frames;    /* Info frames */
-  scm_bits_t length;           /* Stack length */
-  scm_bits_t tail_length;
+  unsigned long length;                /* Stack length */
+  unsigned long tail_length;
   scm_info_frame_t tail[1];
 } scm_stack_t;