diff --git a/configure/os/CONFIG.Common.SL6-x86 b/configure/os/CONFIG.Common.SL6-x86
index 434c55396..72b37b20a 100644
--- a/configure/os/CONFIG.Common.SL6-x86
+++ b/configure/os/CONFIG.Common.SL6-x86
@@ -2,3 +2,6 @@
 include $(CONFIG)/os/CONFIG.Common.linux-x86
 
 ARCH_DEP_CFLAGS += -march=i686
+
+# have no full C++11
+STD_CXXFLAGS = -std=c++0x
diff --git a/configure/os/CONFIG_SITE.RHEL7-x86_64.Common b/configure/os/CONFIG_SITE.RHEL7-x86_64.Common
index e39b71f94..b4fefc1c2 100644
--- a/configure/os/CONFIG_SITE.RHEL7-x86_64.Common
+++ b/configure/os/CONFIG_SITE.RHEL7-x86_64.Common
@@ -7,12 +7,11 @@ CROSS_COMPILER_TARGET_ARCHS += RHEL7-x86_64-clang
 CROSS_COMPILER_TARGET_ARCHS += SL6-x86_64
 
 # Build for old SL6 32 bit
-#CROSS_COMPILER_TARGET_ARCHS += SL6-x86
-
-# WINE MSVC
-CROSS_COMPILER_TARGET_ARCHS += win32-x86 windows-x64
+CROSS_COMPILER_TARGET_ARCHS += SL6-x86
 
 # NI Linux Real-Time 7.x
 # requires RPM gcc-c++-arm-linux-gnu
 CROSS_COMPILER_TARGET_ARCHS += nilrt7-armv7a
 
+# Windows cross builds using Wine
+CROSS_COMPILER_TARGET_ARCHS += win32-x86 windows-x64