diff -u a/bitfile.cpp b/bitfile.cpp
--- a/bitfile.cpp	2017-08-16 23:18:43.000000000 +1000
+++ b/bitfile.cpp	2021-09-05 13:54:41.982983499 +1000
@@ -96,7 +96,7 @@
     length = ftell(fp); /* Fix at end */
     fseek(fp, 0, SEEK_SET);
     if(buffer) delete [] buffer;
-    buffer= new byte[length];
+    buffer= new ::byte[length];
     if (buffer == 0)
         return 1;
     fread(buffer,1, length, fp);
@@ -128,7 +128,7 @@
     length >>= 1; /* We read two Hex nibbles for each byte*/
     fseek(fp, 0, SEEK_SET);
     if(buffer) delete [] buffer;
-    buffer= new byte[length];
+    buffer= new ::byte[length];
 
     /* FIXME: generate a dummy header*/
     if (buffer == 0)
@@ -176,7 +176,7 @@
   /* FIXME: Fill in dtime and date from the input file */
 
   if(buffer) delete [] buffer;
-  buffer=new byte[length];
+  buffer=new ::byte[length];
   while ((fgets(buf, 1024, fp)) != 0)
     {
       uint32_t count;
@@ -333,13 +333,13 @@
 
 void BitFile::processData(FILE *fp)
 {
-  byte t[4];
+  ::byte t[4];
   fread(t,1,4,fp);
   length=(t[0]<<24)+(t[1]<<16)+(t[2]<<8)+t[3];
   if(buffer) delete [] buffer;
-  buffer=new byte[length];
+  buffer=new ::byte[length];
   for(unsigned int i=0; i<length&&!feof(fp); i++){
-    byte b;
+    ::byte b;
     fread(&b,1,1,fp);
     buffer[i]=bitRevTable[b]; // Reverse the bit order.
   }
@@ -351,7 +351,7 @@
 
 void BitFile::append(uint32_t val, unsigned cnt) {
   size_t const  nlen = length + 4*cnt;
-  byte  *const  nbuf = new byte[nlen];
+  ::byte  *const  nbuf = new ::byte[nlen];
 
   // copy old part
   for(size_t i = 0; i < length; i++)  nbuf[i] = buffer[i];
@@ -378,7 +378,7 @@
     stat(fname, &stats);
 
     size_t const  nlen = length + stats.st_size;
-    byte  *const  nbuf = new byte[nlen];
+    ::byte  *const  nbuf = new ::byte[nlen];
 
     // copy old part
     for(size_t i = 0; i < length; i++)  nbuf[i] = buffer[i];
@@ -389,7 +389,7 @@
     for(size_t i = length; i < nlen; i++) {
       if(feof(fp))  throw  io_exception("Unexpected end of file");
 
-      byte  b;
+      ::byte  b;
       fread(&b, 1, 1, fp);
       buffer[i] = bitRevTable[b]; // Reverse the bit order.
     }
@@ -407,7 +407,7 @@
 {
   length = size/8 + ((size%8)?1:0);
   if(buffer) delete [] buffer;
-  buffer=new byte[length];
+  buffer=new ::byte[length];
   memset(buffer, 0xff, length);
 }
 
@@ -529,7 +529,7 @@
 	}
       for(i=0; i<clip; i++)
 	{
-	  byte b;
+	  ::byte b;
 	  if (style != STYLE_BPI)
 		  b = bitRevTable[buffer[i]]; // Reverse bit order
 	  else
@@ -540,7 +540,7 @@
     case STYLE_HEX:
       for(i=0; i<clip; i++)
 	{
-	  byte b=bitRevTable[buffer[i]]; // Reverse bit order
+	  ::byte b=bitRevTable[buffer[i]]; // Reverse bit order
 	  if ( i%16 ==  0)
 	    fprintf(fp,"%7d:  ", i);
 	  fprintf(fp,"%02x ", b);
@@ -553,7 +553,7 @@
     case STYLE_HEX_RAW:
       for(i=0; i<clip; i++)
 	{
-	  byte b=bitRevTable[buffer[i]]; // Reverse bit order
+	  ::byte b=bitRevTable[buffer[i]]; // Reverse bit order
 	  fprintf(fp,"%02x", b);
 	  if ( i%4 == 3)
 	    fprintf(fp,"\n");
@@ -569,7 +569,7 @@
         int len = 0;
         for(i=0; i<clip; i++)
           {
-            byte b = buffer[i];
+            ::byte b = buffer[i];
             if (style == STYLE_MCS)
               b = bitRevTable[b];
             if (base != i>>16)
@@ -616,11 +616,11 @@
 
 void BitFile::readField(string &field, FILE *fp)
 {
-  byte t[2];
+  ::byte t[2];
   fread(t,1,2,fp);
   unsigned short len=(t[0]<<8)+t[1];
   for(int i=0; i<len; i++){
-    byte b;
+    ::byte b;
     fread(&b,1,1,fp);
     field+=(char)b;
   }

diff -u a/srecfile.cpp b/srecfile.cpp
--- a/srecfile.cpp	2017-08-16 23:18:43.000000000 +1000
+++ b/srecfile.cpp	2021-09-05 13:56:28.075150711 +1000
@@ -255,7 +255,7 @@
   if (bufsize == 0)
     bufsize = 1024*1024; /* Defaule size if no size given*/
 
-  buffer = (byte*)malloc(bufsize);
+  buffer = (::byte*)malloc(bufsize);
   if(!buffer)
     {
       fprintf(stderr, "Cannot allocate buffer\n");

Diff finished.  Sun Sep  5 13:54:48 2021