make a ton of global symbols static

utils.cc

@@ -371,71 +371,6 @@ int Send(int sd, const void *msg, size_t len, int flags) {
   return (res < 0)? -1 : (int) len;
 }
 
-// Write data to a file descriptor, keep retrying until an error or the full length
-// is written.  Returns -1 if there is an error, or len if the full length was sent.
-// Note that this does NOT work well on Windows using sockets -- so use Send() above 
-// for those.  I don't know if it works with regular files on Windows with files).
-ssize_t Write(int fd, const void *buf, size_t count) {
-  int res;
-  unsigned int len;
-
-  len = 0;
-  do {
-    res = write(fd,(char *) buf + len,count - len);
-    if (res > 0)
-      len += res;
-  } while(len < count && (res != -1 || socket_errno() == EINTR));
-
-  return (res == -1)? -1 : (int) count;
-}
-
-
-/* gcd_1 and gcd_n_long were sent in by Peter Kosinar <goober@gjh.sk> 
-   Not needed for gcd_n_long, just for the case you'd want to have gcd
-   for two arguments too. */
-unsigned long gcd_ulong(unsigned long a, unsigned long b)
-{
-  /* Shorter
-     while (b) { a%=b; if (!a) return b; b%=a; } */
-  
-  /* Faster */
-  unsigned long c; 
-  if (a<b) { c=a; a=b; b=c; }
-  while (b) { c=a%b; a=b; b=c; }
-  
-  /* Common for both */
-  return a;
-}
-
-unsigned long gcd_n_ulong(long nvals, unsigned long *val)
- {
-   unsigned long a,b,c;
-   
-   if (!nvals) return 1;
-   a=*val;
-   for (nvals--;nvals;nvals--)
-     {
-       b=*++val;
-       if (a<b) { c=a; a=b; b=c; }
-       while (b) { c=a%b; a=b; b=c; }
-     }
-   return a;
- }
-
-unsigned int gcd_uint(unsigned int a, unsigned int b)
-{
-  /* Shorter
-     while (b) { a%=b; if (!a) return b; b%=a; } */
-  
-  /* Faster */
-  unsigned int c; 
-  if (a<b) { c=a; a=b; b=c; }
-  while (b) { c=a%b; a=b; b=c; }
-  
-  /* Common for both */
-  return a;
-}
-
 unsigned int gcd_n_uint(int nvals, unsigned int *val)
  {
    unsigned int a,b,c;