1)kernel_free: set proper return value

2)export get_timer_ticks

git-svn-id: svn://kolibrios.org@1615 a494cfbc-eb01-0410-851d-a64ba20cac60

kernel/trunk/core/heap.inc

@@ -635,7 +635,8 @@ proc kernel_free stdcall, base:dword
            pop esi ebx
            ret
 .fail:
-           and [heap_mutex], 0
+           xor eax, eax
+           mov [heap_mutex], eax
            pop esi ebx
            ret
 endp

kernel/trunk/core/peload.inc

@@ -321,6 +321,7 @@ __exports:
           user_free,             'UserFree',           \      ; stdcall
           unmap_pages,           'UnmapPages',         \      ; eax, ecx
           sys_msg_board_str,     'SysMsgBoardStr',     \
+          get_timer_ticks,       'GetTimerTicks',      \
           delay_hs,              'Delay',              \      ; ebx
           set_mouse_data,        'SetMouseData'