Fixed missing long option

Portability fix for Linux

include/global.h

@@ -56,7 +56,7 @@
 #ifndef __STDC_EXT__
 #define __STDC_EXT__ 1          /* To get large file support on hpux */
 #endif
-#if defined(THREAD) && defined(HAVE_LINUXTHREADS) && defined(HAVE_PTHREAD_RWLOCK_RDLOCK)
+#if defined(HAVE_LINUXTHREADS)
 #define _GNU_SOURCE 1
 #endif
 

mysql-test/mysql-test-run.sh

@@ -157,7 +157,7 @@ then
   shift 1
 fi  
 
-if [ "$1" = "-gdb" ];
+if [ "$1" = "--gdb" ];
 then
 # if the user really wanted to run binary dist in a debugger, he can
 # but we should warn him