Index: src/OFFileIRIHandler.m
==================================================================
--- src/OFFileIRIHandler.m
+++ src/OFFileIRIHandler.m
@@ -761,10 +761,66 @@
 			    [OFString stringWithCString: dirent->d_name
 					       encoding: encoding]];
 	} @finally {
 		fs_close_attr_dir(dir);
 	}
+# elif defined(OF_SOLARIS)
+	int fd;
+	DIR *dir;
+
+	if ((fd = attropen(cPath, ".", O_RDONLY)) == -1)
+		return;
+
+	if ((dir = fdopendir(fd)) == NULL) {
+		close(fd);
+		return;
+	}
+
+#  ifdef OF_HAVE_THREADS
+	@try {
+		[readdirMutex lock];
+	} @catch (id e) {
+		closedir(dir);
+		close(fd);
+		@throw e;
+	}
+#  endif
+
+	@try {
+		names = [OFMutableArray array];
+
+		for (;;) {
+			struct dirent *dirent;
+			OFString *name;
+
+			errno = 0;
+			if ((dirent = readdir(dir)) == NULL) {
+				if (errno == 0)
+					break;
+				else
+					return;
+			}
+
+			if (strcmp(dirent->d_name, ".") == 0 ||
+			    strcmp(dirent->d_name, "..") == 0)
+				continue;
+
+			name = [[OFString alloc] initWithCString: dirent->d_name
+							encoding: encoding];
+			@try {
+				[names addObject: name];
+			} @finally {
+				[name release];
+			}
+		}
+	} @finally {
+#  ifdef OF_HAVE_THREADS
+		[readdirMutex unlock];
+#  endif
+		closedir(dir);
+		close(fd);
+	}
 # endif
 
 	[names makeImmutable];
 	[attributes setObject: names forKey: OFFileExtendedAttributesNames];
 }
@@ -1708,13 +1764,13 @@
 {
 	void *pool = objc_autoreleasePoolPush();
 	OFString *path = IRI.fileSystemRepresentation;
 	OFStringEncoding encoding = [OFLocale encoding];
 	const char *cPath = [path cStringWithEncoding: encoding];
-	void *value = NULL;
 # if defined(OF_LINUX) || defined(OF_MACOS)
 	const char *cName = [name cStringWithEncoding: encoding];
+	void *value = NULL;
 #  if defined(OF_LINUX)
 	ssize_t size = lgetxattr(cPath, cName, NULL, 0);
 #  elif defined(OF_MACOS)
 	ssize_t size = getxattr(cPath, cName, NULL, 0, 0, XATTR_NOFOLLOW);
 #  endif
@@ -1748,10 +1804,11 @@
 		*type = nil;
 # elif defined(OF_FREEBSD) || defined(OF_NETBSD)
 	int namespace;
 	const char *cName;
 	ssize_t size;
+	void *value = NULL;
 
 	parseAttributeName(&name, &namespace);
 	cName = [name cStringWithEncoding: encoding];
 
 	if ((size = extattr_get_link(cPath, namespace, cName, NULL, 0)) < 0)
@@ -1779,10 +1836,11 @@
 		*type = nil;
 # elif defined(OF_HAIKU)
 	const char *cName = [name cStringWithEncoding: encoding];
 	int fd = open(cPath, O_RDONLY);
 	struct attr_info info;
+	void *value = NULL;
 
 	if (fd == -1)
 		@throw [OFGetItemAttributesFailedException
 		    exceptionWithIRI: IRI
 			       errNo: errno];
@@ -1814,10 +1872,40 @@
 			*type = [OFNumber numberWithUnsignedLong: info.type];
 	} @finally {
 		OFFreeMemory(value);
 		close(fd);
 	}
+# elif defined(OF_SOLARIS)
+	const char *cName = [name cStringWithEncoding: encoding];
+	int fd;
+
+	if ((fd = attropen(cPath, cName, O_RDONLY)) == -1)
+		@throw [OFGetItemAttributesFailedException
+		    exceptionWithIRI: IRI
+			       errNo: errno];
+
+	@try {
+		OFMutableData *mutableData = [OFMutableData data];
+		char buffer[512];
+		ssize_t length;
+
+		while ((length = read(fd, buffer, 512)) > 0)
+			[mutableData addItems: buffer count: length];
+
+		if (length < 0)
+			@throw [OFGetItemAttributesFailedException
+			    exceptionWithIRI: IRI
+				       errNo: errno];
+
+		[mutableData makeImmutable];
+		*data = mutableData;
+	} @finally {
+		close(fd);
+	}
+
+	if (type != NULL)
+		*type = nil;
 # endif
 
 	[*data retain];
 	if (type != NULL)
 		[*type retain];
@@ -1839,16 +1927,17 @@
 	OFStringEncoding encoding = [OFLocale encoding];
 	const char *cPath = [path cStringWithEncoding: encoding];
 	size_t size = data.count * data.itemSize;
 
 # if defined(OF_LINUX) || defined(OF_MACOS)
-	const char *cName = [name cStringWithEncoding: encoding];
+	const char *cName;
 
 	if (type != nil)
 		@throw [OFNotImplementedException exceptionWithSelector: _cmd
 								 object: self];
 
+	cName = [name cStringWithEncoding: encoding];
 #  if defined(OF_LINUX)
 	if (lsetxattr(cPath, cName, data.items, size, 0) != 0) {
 #  elif defined(OF_MACOS)
 	if (setxattr(cPath, cName, data.items, size, 0, XATTR_NOFOLLOW) != 0) {
 #  endif
@@ -1928,10 +2017,43 @@
 				       errNo: errNo];
 		}
 	} @finally {
 		close(fd);
 	}
+# elif defined(OF_SOLARIS)
+	const char *cName;
+	int fd;
+
+	if (type != nil)
+		@throw [OFNotImplementedException exceptionWithSelector: _cmd
+								 object: self];
+
+	cName = [name cStringWithEncoding: encoding];
+	fd = attropen(cPath, cName, O_WRONLY | O_CREAT | O_TRUNC, 0666);
+
+	if (fd == -1)
+		/* TODO: Add an attribute (prefix?) for extended attributes? */
+		@throw [OFSetItemAttributesFailedException
+		    exceptionWithIRI: IRI
+			  attributes: [OFDictionary dictionary]
+		     failedAttribute: @""
+			       errNo: errno];
+
+	@try {
+		if (write(fd, data.items, size) != (ssize_t)size)
+			/*
+			 * TODO: Add an attribute (prefix?) for extended
+			 *	 attributes?
+			 */
+			@throw [OFSetItemAttributesFailedException
+			    exceptionWithIRI: IRI
+				  attributes: [OFDictionary dictionary]
+			     failedAttribute: @""
+				       errNo: errno];
+	} @finally {
+		close(fd);
+	}
 # endif
 
 	objc_autoreleasePoolPop(pool);
 }
 
@@ -2005,12 +2127,38 @@
 			     failedAttribute: @""
 				       errNo: errNo];
 		}
 	} @finally {
 		close(fd);
+	}
+# elif defined(OF_SOLARIS)
+	const char *cName = [name cStringWithEncoding: encoding];
+	int fd;
+
+	if ((fd = attropen(cPath, ".", O_RDONLY)) < 0)
+		/* TODO: Add an attribute (prefix?) for extended attributes? */
+		@throw [OFSetItemAttributesFailedException
+		    exceptionWithIRI: IRI
+			  attributes: [OFDictionary dictionary]
+		     failedAttribute: @""
+			       errNo: errno];
+
+	@try {
+		if (unlinkat(fd, cName, 0) != 0)
+			/*
+			 * TODO: Add an attribute (prefix?) for extended
+			 *	 attributes?
+			 */
+			@throw [OFSetItemAttributesFailedException
+			    exceptionWithIRI: IRI
+				  attributes: [OFDictionary dictionary]
+			     failedAttribute: @""
+				       errNo: errno];
+	} @finally {
+		close(fd);
 	}
 # endif
 
 	objc_autoreleasePoolPop(pool);
 }
 #endif
 @end

Index: src/OFFileManager.h
==================================================================
--- src/OFFileManager.h
+++ src/OFFileManager.h
@@ -38,11 +38,12 @@
 # if (defined(OF_HAVE_SYMLINK) && !defined(OF_AMIGAOS)) || \
     defined(OF_WINDOWS) || defined(DOXYGEN)
 #  define OF_FILE_MANAGER_SUPPORTS_SYMLINKS
 # endif
 # if defined(OF_LINUX) || defined(OF_MACOS) || defined(OF_FREEBSD) || \
-    defined(OF_NETBSD) || defined(OF_HAIKU) || defined(DOXYGEN)
+    defined(OF_NETBSD) || defined(OF_HAIKU) || defined(OF_SOLARIS) || \
+    defined(DOXYGEN)
 #  define OF_FILE_MANAGER_SUPPORTS_EXTENDED_ATTRIBUTES
 # endif
 #endif
 
 @class OFArray OF_GENERIC(ObjectType);