Added patches from Novell

Build-tools/Do-compile:
  Fixed indentation
configure.in:
  Added patches from Novell
  Added C_EXTRA_FLAGS as an easy way to pass flags to both CFLAGS and CXXFLAGS
extra/perror.c:
  Fixed error number reporting to not report 'Unknown error'
include/my_global.h:
  Defines to make NETWARE patches cleaner
include/thr_alarm.h:
  Fixed wrong macro
netware/mysql_install_db.c:
  Indentation fix

netware/BUILD/compile-netware-all

@@ -11,5 +11,5 @@ path=`dirname $0`
 $path/compile-netware-src
 $path/compile-netware-standard
 $path/compile-netware-debug
-#$path/compile-netware-max
-#$path/compile-netware-max-debug
+$path/compile-netware-max
+$path/compile-netware-max-debug