--- src/display/vga.c.orig	Wed Apr  9 21:34:02 1997
+++ src/display/vga.c	Tue Feb 20 23:39:29 2001
@@ -42,7 +42,13 @@
 #elif defined(__FreeBSD__)
 #include      <vm/vm_param.h>
 #include      <sys/ioctl.h>
-#include      <machine/console.h>
+#include      <osreldate.h>
+#if __FreeBSD_version >= 410000
+#  include    <sys/consio.h>
+#  include    <sys/kbio.h>
+#else
+#  include    <machine/console.h>
+#endif
 vm_size_t page_size;
 #endif
 #undef free
@@ -379,7 +385,7 @@
 /*    if (!code) return;*/
     VgaSetColor(fc);
     if (bc & 0x8) *(vcls - dInfo.glineByte) = 0;
-    for (x = 0;x < sbFReg->high;x ++, code ++, fm >>= 1) {
+    if (code) for (x = 0;x < sbFReg->high;x ++, code ++, fm >>= 1) {
 	if (*code) {
 	    VgaOutByte(*code);
 	    *gram = *gram;
@@ -617,7 +623,11 @@
        Perror("ioctl CONSOLE_IO_ENABLE/KDSETMODE");
        return FAILURE;
      }
+#if (__FreeBSD__ <= 3)
      if ((devMem = open("/dev/vga", O_RDWR|O_NDELAY) ) < 0) {
+#else
+     if ((devMem = open("/dev/mem", O_RDWR|O_NDELAY) ) < 0) {
+#endif
        Perror("/dev/mem");
        return FAILURE;
      }