fix segfault in setting preferences, reported by ex0dus-at-p3ngu1n.org

also enables cdrom eject code

sent to upstream author

sysutils/gkrellm/patches/patch-src_fs_c

@@ -0,0 +1,57 @@
+$OpenBSD: patch-src_fs_c,v 1.1 2002/02/26 01:19:08 jcs Exp $
+--- src/fs.c.orig	Tue Jan  1 15:08:17 2002
++++ src/fs.c	Mon Feb 25 15:35:17 2002
+@@ -167,7 +167,7 @@
+ 	}
+ #endif
+ 
+-#if defined(__FreeBSD__) || defined(__NetBSD__)
++#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__)
+ static void
+ eject_bsd_cdrom(gchar *device)
+ 	{
+@@ -180,7 +180,7 @@
+ 		close(d);
+ 		}
+ 	}
+-#endif /* __FreeBSD__ || __NetBSD__ */
++#endif /* __FreeBSD__ || __NetBSD__ || __OpenBSD__ */
+ 
+ 
+ #if defined(__FreeBSD__)
+@@ -200,7 +200,7 @@
+ 	}
+ #endif
+ 
+-#if defined(__NetBSD__)
++#if defined(__NetBSD__) || defined(__OpenBSD__)
+ static void
+ set_eject_command(void)
+ 	{
+@@ -215,7 +215,7 @@
+ 		}
+ #endif
+ 	}
+-#endif /* __NetBSD__ */
++#endif /* __NetBSD__ || __OpenBSD__ */
+ 
+ 
+ /* ----- Linux ------------------------------------------------------ */
+@@ -643,16 +643,12 @@
+     {
+ 	uid = getuid();	/* only real root is allowed to mount/umount always */
+ 
+-#if defined(__FreeBSD__) || defined(__NetBSD__)
++#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__)
+ 	get_mountlist = get_bsd_mounts_list;
+ 	get_fsusage = get_statfs_fsusage;
+ 	get_fstab_list = get_etc_fstab_list;
+ 	eject_cdrom = eject_bsd_cdrom;
+ 	set_eject_command();
+-#elif defined(__OpenBSD__)
+-	get_mountlist = get_bsd_mounts_list;
+-	get_fsusage = get_statfs_fsusage;
+-	get_fstab_list = get_etc_fstab_list;
+ #elif defined(__linux__)
+ 	get_mountlist = get_linux_proc_mounts_list;
+ 	get_fsusage = get_statfs_fsusage;