--- Libc/Libc-498/stdlib/FreeBSD/realpath.c.patch
+++ Libc/Libc-391.2.9/stdlib/FreeBSD/realpath.c.patch
@@ -1,6 +1,6 @@
---- realpath.c.orig	2006-09-16 19:12:28.000000000 -0700
-+++ realpath.c	2006-09-16 20:18:25.000000000 -0700
-@@ -35,13 +35,41 @@
+--- realpath.c.orig	2003-08-15 19:22:17.000000000 -0700
++++ realpath.c	2004-12-04 14:47:52.000000000 -0800
+@@ -35,13 +35,35 @@
  #include "namespace.h"
  #include <sys/param.h>
  #include <sys/stat.h>
@@ -23,8 +23,7 @@
 +	char buf[PATH_MAX];
 +};
 +
-+#ifndef BUILDING_VARIANT
-+__private_extern__ struct attrlist _rp_alist = {
++static struct attrlist alist = {
 +	ATTR_BIT_MAP_COUNT,
 +	0,
 +	ATTR_CMN_NAME | ATTR_CMN_DEVID | ATTR_CMN_OBJTYPE | ATTR_CMN_OBJID,
@@ -33,16 +32,11 @@
 +	0,
 +	0,
 +};
-+#else /* BUILDING_VARIANT */
-+__private_extern__ struct attrlist _rp_alist;
-+#endif /* BUILDING_VARIANT */
-+
-+extern char * __private_getcwd(char *, size_t, int);
 +
  /*
   * char *realpath(const char *path, char resolved[PATH_MAX]);
   *
-@@ -52,24 +80,55 @@
+@@ -52,13 +74,25 @@
  char *
  realpath(const char *path, char resolved[PATH_MAX])
  {
@@ -61,62 +55,29 @@
 +	static int rootdev_inited = 0;
 +	ino_t inode;
  
-+	if (path == NULL) {
-+		errno = EINVAL;
-+		return (NULL);
-+	}
-+#if __DARWIN_UNIX03
-+	if (*path == 0) {
-+		errno = ENOENT;
-+		return (NULL);
-+	}
-+#endif /* __DARWIN_UNIX03 */
 +	if (!rootdev_inited) {
 +		rootdev_inited = 1;
-+		if (stat("/", &sb) < 0) {
++		if (stat("/", &sb) < 0)
 +			return (NULL);
-+			}
 +		rootdev = sb.st_dev;
 +	}
  	serrno = errno;
  	symlinks = 0;
  	if (path[0] == '/') {
- 		resolved[0] = '/';
- 		resolved[1] = '\0';
--		if (path[1] == '\0')
-+		if (path[1] == '\0') {
- 			return (resolved);
-+		}
- 		resolved_len = 1;
- 		left_len = strlcpy(left, path + 1, sizeof(left));
- 	} else {
--		if (getcwd(resolved, PATH_MAX) == NULL) {
-+#if !defined(VARIANT_DARWINEXTSN) && __DARWIN_UNIX03
-+		/* 4447159: don't use GETPATH, so this will fail if */
-+		/* if parent directories are not readable, as per POSIX */
-+		if (__private_getcwd(resolved, PATH_MAX, 0) == NULL)
-+#else /* VARIANT_DARWINEXTSN || !__DARWIN_UNIX03 */
-+		if (__private_getcwd(resolved, PATH_MAX, 1) == NULL)
-+#endif /* !VARIANT_DARWINEXTSN && __DARWIN_UNIX03 */
-+		{
- 			strlcpy(resolved, ".", PATH_MAX);
- 			return (NULL);
- 		}
-@@ -80,6 +139,13 @@
+@@ -80,6 +114,12 @@
  		errno = ENAMETOOLONG;
  		return (NULL);
  	}
 +	if (resolved_len > 1) {
-+		if (stat(resolved, &sb) < 0) {
++		if (stat(resolved, &sb) < 0)
 +			return (NULL);
-+		}
 +		lastdev = sb.st_dev;
 +	} else
 +		lastdev = rootdev;
  
  	/*
  	 * Iterate over path components in `left'.
-@@ -127,6 +193,13 @@
+@@ -127,6 +167,13 @@
  		}
  
  		/*
@@ -130,17 +91,17 @@
  		 * Append the next path component and lstat() it. If
  		 * lstat() fails we still can return successfully if
  		 * there are no more path components left.
-@@ -136,25 +209,87 @@
+@@ -136,14 +183,72 @@
  			errno = ENAMETOOLONG;
  			return (NULL);
  		}
 -		if (lstat(resolved, &sb) != 0) {
-+		if (getattrlist(resolved, &_rp_alist, &attrs, sizeof(attrs), FSOPT_NOFOLLOW) == 0) {
++		if (getattrlist(resolved, &alist, &attrs, sizeof(attrs), FSOPT_NOFOLLOW) == 0) {
 +			useattrs = 1;
 +			islink = (attrs.type == VLNK);
 +			dev = attrs.dev;
 +			inode = attrs.id.fid_objno;
-+		} else if (errno == ENOTSUP || errno == EINVAL) {
++		} else if (errno == EOPNOTSUPP || errno == EINVAL) {
 +			if ((useattrs = lstat(resolved, &sb)) == 0) {
 +				islink = S_ISLNK(sb.st_mode);
 +				dev = sb.st_dev;
@@ -149,12 +110,10 @@
 +		} else
 +			useattrs = -1;
 +		if (useattrs < 0) {
-+#if !__DARWIN_UNIX03
  			if (errno == ENOENT && p == NULL) {
  				errno = serrno;
  				return (resolved);
  			}
-+#endif /* !__DARWIN_UNIX03 */
  			return (NULL);
  		}
 -		if (S_ISLNK(sb.st_mode)) {
@@ -207,13 +166,7 @@
  			if (symlinks++ > MAXSYMLINKS) {
  				errno = ELOOP;
  				return (NULL);
- 			}
- 			slen = readlink(resolved, symlink, sizeof(symlink) - 1);
--			if (slen < 0)
-+			if (slen < 0) {
- 				return (NULL);
-+			}
- 			symlink[slen] = '\0';
+@@ -155,6 +260,7 @@
  			if (symlink[0] == '/') {
  				resolved[1] = 0;
  				resolved_len = 1;
@@ -221,7 +174,7 @@
  			} else if (resolved_len > 1) {
  				/* Strip the last path component. */
  				resolved[resolved_len - 1] = '\0';
-@@ -184,7 +319,30 @@
+@@ -184,7 +290,30 @@
  				}
  			}
  			left_len = strlcpy(left, symlink, sizeof(left));