Added some patches provided by SuSE to fix build problems on

ppc64 and x86-64, fixed a compile bug when building with TCP wrapper
support on Linux

bdb/dist/acconfig.h

@@ -52,6 +52,7 @@
 #undef HAVE_MUTEX_WIN16
 #undef HAVE_MUTEX_WIN32
 #undef HAVE_MUTEX_X86_GCC_ASSEMBLY
+#undef HAVE_MUTEX_X86_64_GCC_ASSEMBLY
 
 /* Define if building on QNX. */
 #undef HAVE_QNX

bdb/dist/aclocal/mutex.m4

@@ -314,6 +314,18 @@ AC_TRY_RUN([main(){
 }], [db_cv_mutex="x86/gcc-assembly"])
 fi
 
+dnl x86_64/gcc: FreeBSD, NetBSD, BSD/OS, Linux
+if test "$db_cv_mutex" = no; then
+AC_TRY_RUN([main(){
+#if defined(x86_64) || defined(__x86_64__)
+#if defined(__GNUC__)
+	exit(0);
+#endif
+#endif
+	exit(1);
+}], [db_cv_mutex="x86_64/gcc-assembly"])
+fi
+
 dnl ia86/gcc: Linux
 if test "$db_cv_mutex" = no; then
 AC_TRY_RUN([main(){

bdb/include/mutex.h

@@ -611,6 +611,28 @@ typedef unsigned char tsl_t;
 #endif
 #endif
 
+#ifdef HAVE_MUTEX_X86_64_GCC_ASSEMBLY
+typedef unsigned char tsl_t;
+
+#ifdef LOAD_ACTUAL_MUTEX_CODE
+/*
+ * For gcc/x86, 0 is clear, 1 is set.
+ */
+#define  MUTEX_SET(tsl) ({           \
+	register tsl_t *__l = (tsl);          \
+	int __r;              \
+	asm volatile("mov $1,%%rax; lock; xchgb %1,%%al; xor $1,%%rax"\
+		: "=&a" (__r), "=m" (*__l)          \
+		: "1" (*__l)            \
+		);                \
+	__r & 1;              \
+})
+
+#define  MUTEX_UNSET(tsl)  (*(tsl) = 0)
+#define  MUTEX_INIT(tsl)   MUTEX_UNSET(tsl)
+#endif
+#endif
+
 /*
  * Mutex alignment defaults to one byte.
  *