Hi again.
I had close to zero time to look at this, so I hacked a quick solution to the problem.
See next bugnote.

Index: xdebug.c

RCS file: /repository/xdebug/xdebug.c,v
retrieving revision 1.408
diff -u -r1.408 xdebug.c
--- xdebug.c 11 Oct 2007 00:54:09 -0000 1.408
+++ xdebug.c 11 Oct 2007 17:59:08 -0000
@@ -1273,6 +1273,8 @@
/ Increase hit counter /
brk_info->hit_count++;

• if (brk_info->temporary && brk_info->deleted == 1) return 0;
• if (brk_info->temporary) brk_info->deleted = 1;
  / If the hit_value is 0, the condition check is disabled /
  if (!brk_info->hit_value) {
  return 1;
  @@ -1298,6 +1300,7 @@
  return 1;
  break;
  }
• if (brk_info->temporary) brk_info->deleted = 0;
  return 0;
  }

Index: xdebug_handler_dbgp.c

RCS file: /repository/xdebug/xdebug_handler_dbgp.c,v
retrieving revision 1.128
diff -u -r1.128 xdebug_handler_dbgp.c
--- xdebug_handler_dbgp.c 24 Aug 2007 01:37:54 -0000 1.128
+++ xdebug_handler_dbgp.c 11 Oct 2007 17:59:08 -0000
@@ -1047,6 +1047,7 @@

    child = xdebug_xml_node_init("breakpoint");
    brk = breakpoint_brk_info_fetch(admin->type, admin->key);

• if (brk->deleted) return;
  breakpoint_brk_info_add(child, brk);
  xdebug_xml_add_attribute_ex(child, "id", xdebug_sprintf("%lu", admin->id), 0, 1);
  xdebug_xml_add_child(xml_node, child);
  @@ -1081,6 +1082,7 @@
  brk_info->hit_count = 0;
  brk_info->hit_value = 0;
  brk_info->hit_condition = XDEBUG_HIT_DISABLED;

• brk_info->deleted = 0;

  if (!CMD_OPTION('t')) {
          RETURN_RESULT(XG(status), XG(reason), XDEBUG_ERROR_INVALID_ARGS);

  @@ -1096,6 +1098,9 @@
  BREAKPOINT_CHANGE_OPERATOR();
  brk_info->hit_value = strtol(CMD_OPTION('h'), NULL, 10);
  }

• if (CMD_OPTION('r')) {
• brk_info->temporary = 1;

• }

  if (strcmp(CMD_OPTION('t'), "line") == 0) {
          if (!CMD_OPTION('n')) {

  Index: xdebug_handler_gdb.c

  RCS file: /repository/xdebug/xdebug_handler_gdb.c,v
  retrieving revision 1.87
  diff -u -r1.87 xdebug_handler_gdb.c
  --- xdebug_handler_gdb.c 9 Mar 2007 12:35:37 -0000 1.87
  +++ xdebug_handler_gdb.c 11 Oct 2007 18:08:53 -0000
  @@ -658,6 +658,7 @@
  extra_brk_info->hit_value = 0;
  extra_brk_info->hit_condition = XDEBUG_HIT_DISABLED;
  extra_brk_info->function_break_type = XDEBUG_BRK_FUNC_CALL;

• extra_brk_info->deleted = 0;

  if (strstr(args->args[0], "::")) { /* class::method */
          xdebug_explode("::", args->args[0], method, -1);

  Index: xdebug_handlers.h

  RCS file: /repository/xdebug/xdebug_handlers.h,v
  retrieving revision 1.36
  diff -u -r1.36 xdebug_handlers.h
  --- xdebug_handlers.h 26 Feb 2007 14:43:30 -0000 1.36
  +++ xdebug_handlers.h 11 Oct 2007 17:59:08 -0000
  @@ -95,6 +95,7 @@
  int hit_count;
  int hit_value;
  int hit_condition;

• int deleted;
  };

  struct _xdebug_eval_info {

This is fixed in CVS (now SVN).