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

client/mysqlbinlog.cc

@@ -479,9 +479,12 @@ static void die(const char* fmt, ...)
   exit(1);
 }
 
+#include <help_start.h>
+
 static void print_version()
 {
   printf("%s Ver 2.6 for %s at %s\n", my_progname, SYSTEM_TYPE, MACHINE_TYPE);
+  NETWARE_SET_SCREEN_MODE(1);
 }
 
 
@@ -500,6 +503,8 @@ the mysql command line client\n\n");
   my_print_variables(my_long_options);
 }
 
+#include <help_end.h>
+
 extern "C" my_bool
 get_one_option(int optid, const struct my_option *opt __attribute__((unused)),
 	       char *argument)