Replace the compile time check for the scalar types required
to replace BYTE, WORD and DWORD with stdint.h types.

--- configure.inc.orig
+++ configure.inc
@@ -948,81 +948,27 @@
     rc=1
     LOGN "defining WORD & DWORD scalar types"
     
-#    if AC_QUIET AC_CHECK_HEADERS WinDef.h; then
-#	# windows machine; BYTE, WORD, DWORD already
-#	# defined
-#	echo "#include <WinDef.h>" >> "$__cwd"/config.h
-#	TLOG " (defined in WinDef.h)"
-#	return 0
-#    fi
-	
-    cat > ngc$$.c << EOF
-#include <stdio.h>
-#include <string.h>
-
-int pound_define = 1;
-
-void
-say(char *w, char *v)
-{
-    printf(pound_define ? "#define %s %s\n"
-			: "s:@%s@:%s:g\n", w, v);
-}
-
-int
-main(argc, argv)
-char **argv;
-{
-    unsigned long v_long;
-    unsigned int v_int;
-    unsigned short v_short;
-
-    if ( argc > 1 && strcmp(argv[1], "sub") == 0 )
-	pound_define = 0;
-	
-    if (sizeof v_long == 4)
-	say("DWORD", "unsigned long");
-    else if (sizeof v_int == 4)
-	say("DWORD", "unsigned int");
-    else
-	return 1;
-
-    if (sizeof v_int == 2)
-	say("WORD", "unsigned int");
-    else if (sizeof v_short == 2)
-	say("WORD", "unsigned short");
-    else
-	return 2;
-	
-    say("BYTE", "unsigned char");
-    fprintf(stderr, "OK!");
-    return 0;
-}
-EOF
-
-    if $AC_CC ngc$$.c -o ngc$$; then
-	if [ $# -gt 0 ]; then
-	    while [ "$1" ]; do
-		case "$1" in
-		sub)if ./ngc$$ sub >> "$__cwd"/config.sub; then
-			rc=0
-		    fi;;
-		*)  if ./ngc$$ >> "$__cwd"/config.h; then
-			rc=0
-		    fi ;;
-		esac
-		shift
-	    done
-	elif ./ngc$$ >> "$__cwd"/config.h; then
-	    rc=0
-	fi
-	if [ "$rc" != 0 ]; then
-	    if ./ngc$$ >> "$__cwd"/config.h; then
-		rc=0
-	    fi
-	fi
-    fi
-    __remove ngc$$ ngc$$.c
+    while [ "$1" ]; do                 
+        case "$1" in                   
+            sub) # substitution strings for BYTE, WORD, DWORD                  
+                 echo "s:@DWORD@:uint32_t:g" >> "$__cwd"/config.sub            
+                 echo "s:@WORD@:uint16_t:g" >> "$__cwd"/config.sub             
+                 echo "s:@BYTE@:uint8_t:g" >> "$__cwd"/config.sub              
+                 rc=0                  
+                 ;;
+            hdr) # config.h definitions for BYTE, WORD, DWORD                  
+                 echo "#include <stdint.h>" >> "$__cwd"/config.h               
+                 echo "#define BYTE uint8_t" >> "$__cwd"/config.h              
+                 echo "#define WORD uint16_t" >> "$__cwd"/config.h             
+                 echo "#define DWORD uint32_t" >> "$__cwd"/config.h            
+                 rc=0                  
+                 ;;
+            *)   # unknown parameter   
+                 LOGN "(unknown: $1)"  
+                 ;;
+        esac       
+        shift      
+    done           
     case "$rc" in
     0) TLOG "" ;;
     *) AC_FAIL " ** FAILED **" ;;
@@ -1703,7 +1649,7 @@
 }
 EOF
 
-    if $AC_CC -o config.sed ngc$$.c; then
+    if cc -o config.sed ngc$$.c; then
 	rm -f ngc$$.c
 	__config_files="$__config_files config.sed"
     else
--- mkdio.h.in	2017-01-19 03:42:06.000000000 +0100
+++ mkdio.h.in	2018-01-01 18:52:22.871544747 +0100
@@ -2,6 +2,7 @@
 #define _MKDIO_D
 
 #include <stdio.h>
+#include <stdint.h>
 
 typedef void MMIOT;