diff --git a/include/debug.h b/include/debug.h
index 2fb94479c4..8a880c9b5b 100644
--- a/include/debug.h
+++ b/include/debug.h
@@ -64,92 +64,94 @@
 #define dbch_int 56
 #define dbch_int10 57
 #define dbch_int16 58
-#define dbch_int21 59
-#define dbch_int31 60
-#define dbch_ipaddress 61
-#define dbch_key 62
-#define dbch_keyboard 63
-#define dbch_ldt 64
-#define dbch_listbox 65
-#define dbch_listview 66
-#define dbch_local 67
-#define dbch_mci 68
-#define dbch_mcianim 69
-#define dbch_mciwave 70
-#define dbch_mdi 71
-#define dbch_menu 72
-#define dbch_message 73
-#define dbch_metafile 74
-#define dbch_midi 75
-#define dbch_mmaux 76
-#define dbch_mmio 77
-#define dbch_mmsys 78
-#define dbch_mmtime 79
-#define dbch_module 80
-#define dbch_mpr 81
-#define dbch_msacm 82
-#define dbch_msg 83
-#define dbch_nativefont 84
-#define dbch_nonclient 85
-#define dbch_ntdll 86
-#define dbch_ole 87
-#define dbch_pager 88
-#define dbch_palette 89
-#define dbch_pidl 90
-#define dbch_print 91
-#define dbch_process 92
-#define dbch_profile 93
-#define dbch_progress 94
-#define dbch_prop 95
-#define dbch_psapi 96
-#define dbch_psdrv 97
-#define dbch_rebar 98
-#define dbch_reg 99
-#define dbch_region 100
-#define dbch_relay 101
-#define dbch_resource 102
-#define dbch_s 103
-#define dbch_scroll 104
-#define dbch_security 105
-#define dbch_segment 106
-#define dbch_selector 107
-#define dbch_sem 108
-#define dbch_sendmsg 109
-#define dbch_shell 110
-#define dbch_shm 111
-#define dbch_snoop 112
-#define dbch_sound 113
-#define dbch_static 114
-#define dbch_statusbar 115
-#define dbch_stress 116
-#define dbch_string 117
-#define dbch_syscolor 118
-#define dbch_system 119
-#define dbch_tab 120
-#define dbch_task 121
-#define dbch_text 122
-#define dbch_thread 123
-#define dbch_thunk 124
-#define dbch_timer 125
-#define dbch_toolbar 126
-#define dbch_toolhelp 127
-#define dbch_tooltips 128
-#define dbch_trackbar 129
-#define dbch_treeview 130
-#define dbch_tweak 131
-#define dbch_uitools 132
-#define dbch_updown 133
-#define dbch_ver 134
-#define dbch_virtual 135
-#define dbch_vxd 136
-#define dbch_win 137
-#define dbch_win16drv 138
-#define dbch_win32 139
-#define dbch_wing 140
-#define dbch_winsock 141
-#define dbch_wnet 142
-#define dbch_x11 143
-#define dbch_x11drv 144
+#define dbch_int17 59
+#define dbch_int19 60
+#define dbch_int21 61
+#define dbch_int31 62
+#define dbch_ipaddress 63
+#define dbch_key 64
+#define dbch_keyboard 65
+#define dbch_ldt 66
+#define dbch_listbox 67
+#define dbch_listview 68
+#define dbch_local 69
+#define dbch_mci 70
+#define dbch_mcianim 71
+#define dbch_mciwave 72
+#define dbch_mdi 73
+#define dbch_menu 74
+#define dbch_message 75
+#define dbch_metafile 76
+#define dbch_midi 77
+#define dbch_mmaux 78
+#define dbch_mmio 79
+#define dbch_mmsys 80
+#define dbch_mmtime 81
+#define dbch_module 82
+#define dbch_mpr 83
+#define dbch_msacm 84
+#define dbch_msg 85
+#define dbch_nativefont 86
+#define dbch_nonclient 87
+#define dbch_ntdll 88
+#define dbch_ole 89
+#define dbch_pager 90
+#define dbch_palette 91
+#define dbch_pidl 92
+#define dbch_print 93
+#define dbch_process 94
+#define dbch_profile 95
+#define dbch_progress 96
+#define dbch_prop 97
+#define dbch_psapi 98
+#define dbch_psdrv 99
+#define dbch_rebar 100
+#define dbch_reg 101
+#define dbch_region 102
+#define dbch_relay 103
+#define dbch_resource 104
+#define dbch_s 105
+#define dbch_scroll 106
+#define dbch_security 107
+#define dbch_segment 108
+#define dbch_selector 109
+#define dbch_sem 110
+#define dbch_sendmsg 111
+#define dbch_shell 112
+#define dbch_shm 113
+#define dbch_snoop 114
+#define dbch_sound 115
+#define dbch_static 116
+#define dbch_statusbar 117
+#define dbch_stress 118
+#define dbch_string 119
+#define dbch_syscolor 120
+#define dbch_system 121
+#define dbch_tab 122
+#define dbch_task 123
+#define dbch_text 124
+#define dbch_thread 125
+#define dbch_thunk 126
+#define dbch_timer 127
+#define dbch_toolbar 128
+#define dbch_toolhelp 129
+#define dbch_tooltips 130
+#define dbch_trackbar 131
+#define dbch_treeview 132
+#define dbch_tweak 133
+#define dbch_uitools 134
+#define dbch_updown 135
+#define dbch_ver 136
+#define dbch_virtual 137
+#define dbch_vxd 138
+#define dbch_win 139
+#define dbch_win16drv 140
+#define dbch_win32 141
+#define dbch_wing 142
+#define dbch_winsock 143
+#define dbch_wnet 144
+#define dbch_x11 145
+#define dbch_x11drv 146
 /* Definitions for classes identifiers */
 #define dbcl_fixme 0
 #define dbcl_err 1
diff --git a/include/debugdefs.h b/include/debugdefs.h
index 74987bf5f7..3313d2d6e3 100644
--- a/include/debugdefs.h
+++ b/include/debugdefs.h
@@ -4,7 +4,7 @@
 #include "debugtools.h"
 #endif
 
-#define DEBUG_CHANNEL_COUNT 145
+#define DEBUG_CHANNEL_COUNT 147
 #ifdef DEBUG_RUNTIME
 short debug_msg_enabled[][DEBUG_CLASS_COUNT] = {
 {1, 1, 0, 0},
@@ -152,6 +152,8 @@ short debug_msg_enabled[][DEBUG_CLASS_COUNT] = {
 {1, 1, 0, 0},
 {1, 1, 0, 0},
 {1, 1, 0, 0},
+{1, 1, 0, 0},
+{1, 1, 0, 0},
 };
 const char* debug_ch_name[] = {
 "1",
@@ -213,6 +215,8 @@ const char* debug_ch_name[] = {
 "int",
 "int10",
 "int16",
+"int17",
+"int19",
 "int21",
 "int31",
 "ipaddress",
diff --git a/include/miscemu.h b/include/miscemu.h
index 7da2383645..6cd4050d10 100644
--- a/include/miscemu.h
+++ b/include/miscemu.h
@@ -46,15 +46,21 @@ extern void IO_outport( int port, int count, DWORD value );
 /* msdos/int10.c */
 extern void WINAPI INT_Int10Handler(CONTEXT*);
 
-/* msdos/int10.c */
-extern void WINAPI INT_Int10Handler(CONTEXT*);
-
 /* msdos/int11.c */
 extern void WINAPI INT_Int11Handler(CONTEXT*);
 
+/* msdos/int13.c */
+extern void WINAPI INT_Int13Handler(CONTEXT*);
+
 /* msdos/int16.c */
 extern void WINAPI INT_Int16Handler(CONTEXT*);
-	
+
+/* msdos/int17.c */
+extern void WINAPI INT_Int17Handler(CONTEXT*);
+
+/* msdos/int19.c */
+extern void WINAPI INT_Int19Handler(CONTEXT*);
+
 /* msdos/int1a.c */
 extern DWORD INT1A_GetTicksSinceMidnight(void);
 extern void WINAPI INT_Int1aHandler(CONTEXT*);
diff --git a/msdos/Makefile.in b/msdos/Makefile.in
index e0a1d791cc..36b15b8ac2 100644
--- a/msdos/Makefile.in
+++ b/msdos/Makefile.in
@@ -16,6 +16,8 @@ C_SRCS = \
 	int13.c \
 	int15.c \
 	int16.c \
+	int17.c \
+	int19.c \
 	int1a.c \
 	int20.c \
 	int21.c \
diff --git a/msdos/interrupts.c b/msdos/interrupts.c
index 2374774afb..f18615f01d 100644
--- a/msdos/interrupts.c
+++ b/msdos/interrupts.c
@@ -111,9 +111,15 @@ int INT_RealModeInterrupt( BYTE intnum, PCONTEXT context )
         case 0x11:
             INT_Int11Handler(context);
             break;
+	case 0x13:
+	    INT_Int13Handler(context);
+            break;
         case 0x16:
             INT_Int16Handler(context);
             break;
+        case 0x17:
+            INT_Int17Handler(context);
+            break;
         case 0x1a:
             INT_Int1aHandler(context);
             break;