README update

ChangeLog

@@ -1,11 +1,14 @@
 2004-10-16  Mattias Ellert <mattias.ellert@tsl.uu.se>
 
 	* ltmain.sh: backport -framework support from libtool 2.0
+	* README.darwin: sane-find-scanner now works for SCSI, so removed
+	  statement that said it didn't. More libusb info, and link to libusb
+	  patch
 
 2004-10-16  Henning Meier-Geinitz <henning@meier-geinitz.de>
 
 	* frontend/saned.c: Fixed NULL string crash.
-	* REAME.linux: Added some more details about hotplug and Gentoo
+	* README.linux: Added some more details about hotplug and Gentoo
 	  problems.
 	* NEWS: Updated for 1.0.15.
 
@@ -34,7 +37,7 @@
 2004-10-14  Ullrich Sigwanz <usigwanz@freesurf.ch>
 
         * backend/niash.c: removing a non-ANSI conform comma.
-        adapting the gammma conversion.
+          adapting the gammma conversion.
 
 2004-10-14  Gerhard Jaeger <gerhard@gjaeger.de>
 

README.darwin

@@ -18,7 +18,7 @@ sm3600 backend, disable sm3600 in dll.conf if you don't need it.
 
 Backends that use the function "fork" may not work at least with USB scanners.
 That's a limitation of MacOS X (doesn't use file descriptors for USB access).
-Some backends have been modified to use threads on MAcOS X qand should
+Most backends have been modified to use threads on MacOS X and should
 work. Others don't use fork at all. Both types of backends should work with
 MacOS X. Changing the backends to use threads is an ongoing effort.
 
@@ -29,8 +29,6 @@ testing. Please send failure and success reports to the sane-devel mailing
 list. At least the Epson Perfection 1640SU and the CANON IX-06015C (CanoScan
 600) are reported to work.
 
-sane-find-scanner is not able to find SCSI scanners on MacOS X yet.
-
 USB-scanners:
 -------------
 Work with libusb. Very limited testing until now. Try "sane-find-scanner -v -v"
@@ -40,12 +38,16 @@ and 2450 Photo.
 
 There are some known problems with libusb:
 
-- Older libusb versions return a wrong number of bytes written. Most backends
+- Older libusb versions return the wrong number of bytes written. Most backends
   will return an error and won't work. Update your version of libusb.
 
-- Sometimes libusb doesn't detect your scanner. Try setting the environment
-  variable SANE_DEBUG_SANEI_USB to 255 (e.g. "setenv SANE_DEBUG_SANEI_USB 255"
-  or "export SANE_DEBUG_SANEI_USB=255) before running scanimage -L.
+- Set configuration doesn't reclaim the interface. This is important for the
+  sm3600 backend.
+
+- Libusb sets only the completion timeouts, but not the no data timeouts.
+
+A patch for these problems is available at
+https://sourceforge.net/tracker/?group_id=1674 request ID 1044204
 
 Parport-scanners:
 -----------------