--- a/src/fileio.cpp	Thu Dec 04 18:47:20 2008 +0000
+++ b/src/fileio.cpp	Fri Dec 05 18:02:04 2008 +0000
@@ -711,12 +711,12 @@
 
 		snprintf(filename, lengthof(filename), "%s%s", path, d_name);
 
-		if (sb.st_mode & S_IFDIR) {
+		if (S_ISDIR(sb.st_mode)) {
 			/* Directory */
 			if (strcmp(d_name, ".") == 0 || strcmp(d_name, "..") == 0) continue;
 			AppendPathSeparator(filename, lengthof(filename));
 			num += ScanPathForTarFiles(filename, basepath_length);
-		} else if (sb.st_mode & S_IFREG) {
+		} else if (S_ISREG(sb.st_mode)) {
 			/* File */
 			char *ext = strrchr(filename, '.');
 

--- a/src/fios.cpp	Thu Dec 04 18:47:20 2008 +0000
+++ b/src/fios.cpp	Fri Dec 05 18:02:04 2008 +0000
@@ -226,7 +226,7 @@
 			strecpy(d_name, FS2OTTD(dirent->d_name), lastof(d_name));
 
 			/* found file must be directory, but not '.' or '..' */
-			if (FiosIsValidFile(_fios_path, dirent, &sb) && (sb.st_mode & S_IFDIR) &&
+			if (FiosIsValidFile(_fios_path, dirent, &sb) && S_ISDIR(sb.st_mode) &&
 					(!FiosIsHiddenFile(dirent) || strncasecmp(d_name, PERSONAL_DIR, strlen(d_name)) == 0) &&
 					strcmp(d_name, ".") != 0 && strcmp(d_name, "..") != 0) {
 				fios = _fios_items.Append();
@@ -259,7 +259,7 @@
 			char *t;
 			strecpy(d_name, FS2OTTD(dirent->d_name), lastof(d_name));
 
-			if (!FiosIsValidFile(_fios_path, dirent, &sb) || !(sb.st_mode & S_IFREG) || FiosIsHiddenFile(dirent)) continue;
+			if (!FiosIsValidFile(_fios_path, dirent, &sb) || !S_ISREG(sb.st_mode) || FiosIsHiddenFile(dirent)) continue;
 
 			/* File has no extension, skip it */
 			if ((t = strrchr(d_name, '.')) == NULL) continue;