diff --git a/resolv/inet_ntop.c b/resolv/inet_ntop.c
index acf5f3cb88..5c414373b7 100644
--- a/resolv/inet_ntop.c
+++ b/resolv/inet_ntop.c
@@ -28,9 +28,9 @@
 #include <string.h>
 
 #ifdef SPRINTF_CHAR
-# define SPRINTF(x) strlen(sprintf/**/x)
+# define SPRINTF(x) strlen (sprintf /**/ x)
 #else
-# define SPRINTF(x) ((size_t)sprintf x)
+# define SPRINTF(x) ((size_t) sprintf x)
 #endif
 
 /*
@@ -52,16 +52,17 @@ static const char *inet_ntop6 (const u_char *src, char *dst, socklen_t size);
 const char *
 __inet_ntop (int af, const void *src, char *dst, socklen_t size)
 {
-	switch (af) {
-	case AF_INET:
-		return (inet_ntop4(src, dst, size));
-	case AF_INET6:
-		return (inet_ntop6(src, dst, size));
-	default:
-		__set_errno (EAFNOSUPPORT);
-		return (NULL);
-	}
-	/* NOTREACHED */
+  switch (af)
+    {
+    case AF_INET:
+      return (inet_ntop4 (src, dst, size));
+    case AF_INET6:
+      return (inet_ntop6 (src, dst, size));
+    default:
+      __set_errno (EAFNOSUPPORT);
+      return (NULL);
+    }
+  /* NOTREACHED */
 }
 libc_hidden_def (__inet_ntop)
 weak_alias (__inet_ntop, inet_ntop)
@@ -80,14 +81,15 @@ weak_alias (__inet_ntop, inet_ntop)
 static const char *
 inet_ntop4 (const u_char *src, char *dst, socklen_t size)
 {
-	static const char fmt[] = "%u.%u.%u.%u";
-	char tmp[sizeof "255.255.255.255"];
+  static const char fmt[] = "%u.%u.%u.%u";
+  char tmp[sizeof "255.255.255.255"];
 
-	if (SPRINTF((tmp, fmt, src[0], src[1], src[2], src[3])) >= size) {
-		__set_errno (ENOSPC);
-		return (NULL);
-	}
-	return strcpy(dst, tmp);
+  if (SPRINTF ((tmp, fmt, src[0], src[1], src[2], src[3])) >= size)
+    {
+      __set_errno (ENOSPC);
+      return (NULL);
+    }
+  return strcpy (dst, tmp);
 }
 
 /* const char *
@@ -99,88 +101,99 @@ inet_ntop4 (const u_char *src, char *dst, socklen_t size)
 static const char *
 inet_ntop6 (const u_char *src, char *dst, socklen_t size)
 {
-	/*
-	 * Note that int32_t and int16_t need only be "at least" large enough
-	 * to contain a value of the specified size.  On some systems, like
-	 * Crays, there is no such thing as an integer variable with 16 bits.
-	 * Keep this in mind if you think this function should have been coded
-	 * to use pointer overlays.  All the world's not a VAX.
-	 */
-	char tmp[sizeof "ffff:ffff:ffff:ffff:ffff:ffff:255.255.255.255"], *tp;
-	struct { int base, len; } best, cur;
-	u_int words[NS_IN6ADDRSZ / NS_INT16SZ];
-	int i;
+  /*
+   * Note that int32_t and int16_t need only be "at least" large enough
+   * to contain a value of the specified size.  On some systems, like
+   * Crays, there is no such thing as an integer variable with 16 bits.
+   * Keep this in mind if you think this function should have been coded
+   * to use pointer overlays.  All the world's not a VAX.
+   */
+  char tmp[sizeof "ffff:ffff:ffff:ffff:ffff:ffff:255.255.255.255"], *tp;
+  struct
+  {
+    int base, len;
+  } best, cur;
+  u_int words[NS_IN6ADDRSZ / NS_INT16SZ];
+  int i;
 
-	/*
-	 * Preprocess:
-	 *	Copy the input (bytewise) array into a wordwise array.
-	 *	Find the longest run of 0x00's in src[] for :: shorthanding.
-	 */
-	memset(words, '\0', sizeof words);
-	for (i = 0; i < NS_IN6ADDRSZ; i += 2)
-		words[i / 2] = (src[i] << 8) | src[i + 1];
-	best.base = -1;
-	cur.base = -1;
-	best.len = 0;
-	cur.len = 0;
-	for (i = 0; i < (NS_IN6ADDRSZ / NS_INT16SZ); i++) {
-		if (words[i] == 0) {
-			if (cur.base == -1)
-				cur.base = i, cur.len = 1;
-			else
-				cur.len++;
-		} else {
-			if (cur.base != -1) {
-				if (best.base == -1 || cur.len > best.len)
-					best = cur;
-				cur.base = -1;
-			}
-		}
+  /*
+   * Preprocess:
+   *	Copy the input (bytewise) array into a wordwise array.
+   *	Find the longest run of 0x00's in src[] for :: shorthanding.
+   */
+  memset (words, '\0', sizeof words);
+  for (i = 0; i < NS_IN6ADDRSZ; i += 2)
+    words[i / 2] = (src[i] << 8) | src[i + 1];
+  best.base = -1;
+  cur.base = -1;
+  best.len = 0;
+  cur.len = 0;
+  for (i = 0; i < (NS_IN6ADDRSZ / NS_INT16SZ); i++)
+    {
+      if (words[i] == 0)
+	{
+	  if (cur.base == -1)
+	    cur.base = i, cur.len = 1;
+	  else
+	    cur.len++;
 	}
-	if (cur.base != -1) {
-		if (best.base == -1 || cur.len > best.len)
-			best = cur;
+      else
+	{
+	  if (cur.base != -1)
+	    {
+	      if (best.base == -1 || cur.len > best.len)
+		best = cur;
+	      cur.base = -1;
+	    }
 	}
-	if (best.base != -1 && best.len < 2)
-		best.base = -1;
+    }
+  if (cur.base != -1)
+    {
+      if (best.base == -1 || cur.len > best.len)
+	best = cur;
+    }
+  if (best.base != -1 && best.len < 2)
+    best.base = -1;
 
-	/*
-	 * Format the result.
-	 */
-	tp = tmp;
-	for (i = 0; i < (NS_IN6ADDRSZ / NS_INT16SZ); i++) {
-		/* Are we inside the best run of 0x00's? */
-		if (best.base != -1 && i >= best.base &&
-		    i < (best.base + best.len)) {
-			if (i == best.base)
-				*tp++ = ':';
-			continue;
-		}
-		/* Are we following an initial run of 0x00s or any real hex? */
-		if (i != 0)
-			*tp++ = ':';
-		/* Is this address an encapsulated IPv4? */
-		if (i == 6 && best.base == 0 &&
-		    (best.len == 6 || (best.len == 5 && words[5] == 0xffff))) {
-			if (!inet_ntop4(src+12, tp, sizeof tmp - (tp - tmp)))
-				return (NULL);
-			tp += strlen(tp);
-			break;
-		}
-		tp += SPRINTF((tp, "%x", words[i]));
+  /*
+   * Format the result.
+   */
+  tp = tmp;
+  for (i = 0; i < (NS_IN6ADDRSZ / NS_INT16SZ); i++)
+    {
+      /* Are we inside the best run of 0x00's? */
+      if (best.base != -1 && i >= best.base && i < (best.base + best.len))
+	{
+	  if (i == best.base)
+	    *tp++ = ':';
+	  continue;
 	}
-	/* Was it a trailing run of 0x00's? */
-	if (best.base != -1 && (best.base + best.len) ==
-	    (NS_IN6ADDRSZ / NS_INT16SZ))
-		*tp++ = ':';
-	*tp++ = '\0';
+      /* Are we following an initial run of 0x00s or any real hex? */
+      if (i != 0)
+	*tp++ = ':';
+      /* Is this address an encapsulated IPv4? */
+      if (i == 6 && best.base == 0
+	  && (best.len == 6 || (best.len == 5 && words[5] == 0xffff)))
+	{
+	  if (!inet_ntop4 (src + 12, tp, sizeof tmp - (tp - tmp)))
+	    return (NULL);
+	  tp += strlen (tp);
+	  break;
+	}
+      tp += SPRINTF ((tp, "%x", words[i]));
+    }
+  /* Was it a trailing run of 0x00's? */
+  if (best.base != -1 && (best.base + best.len) == (NS_IN6ADDRSZ / NS_INT16SZ))
+    *tp++ = ':';
+  *tp++ = '\0';
 
-	/*
-	 * Check for overflow, copy, and we're done.
-	 */
-	if ((socklen_t)(tp - tmp) > size) {
-		__set_errno (ENOSPC);
-		return (NULL);
-	}
-	return strcpy(dst, tmp);
+  /*
+   * Check for overflow, copy, and we're done.
+   */
+  if ((socklen_t) (tp - tmp) > size)
+    {
+      __set_errno (ENOSPC);
+      return (NULL);
+    }
+  return strcpy (dst, tmp);
 }
