--- old/common/autoconf/libraries.m4	2013-10-22 15:19:48.578033564 +0200
+++ new/common/autoconf/libraries.m4	2013-10-22 15:19:48.498030292 +0200
@@ -137,16 +137,6 @@
     AC_MSG_ERROR([Could not find X11 libraries. $HELP_MSG])
   fi
 
-  # Some of the old makefiles require a setting of OPENWIN_HOME
-  # Since the X11R6 directory has disappeared on later Linuxes,
-  # we need to probe for it.
-  if test "x$OPENJDK_TARGET_OS" = xlinux; then
-    if test -d "$SYS_ROOT/usr/X11R6"; then
-      OPENWIN_HOME="$SYS_ROOT/usr/X11R6"
-    elif test -d "$SYS_ROOT/usr/include/X11"; then
-      OPENWIN_HOME="$SYS_ROOT/usr"
-    fi
-  fi
   if test "x$OPENJDK_TARGET_OS" = xsolaris; then
     OPENWIN_HOME="/usr/openwin"
   fi
--- old/jdk/makefiles/lib/Awt2dLibraries.gmk	2013-10-22 15:19:49.074053848 +0200
+++ new/jdk/makefiles/lib/Awt2dLibraries.gmk	2013-10-22 15:19:48.882045997 +0200
@@ -23,10 +23,7 @@
 # questions.
 #
 
-#
-# TODO replace with X_FLAGS / X_LIBS
-# and add them to configure
-#
+# Openwin is defined on Solaris.
 OPENWIN_LIB := $(OPENWIN_HOME)/lib
 
 WIN_AWT_LIB := $(JDK_OUTPUTDIR)/objs/libawt/awt.lib
@@ -1254,10 +1251,12 @@
     LIBSPLASHSCREEN_splashscreen_png.c_CFLAGS := -x objective-c -O0
     LIBSPLASHSCREEN_splashscreen_sys.m_CFLAGS := -O0
 
-  else ifneq ($(OPENJDK_TARGET_OS), windows)
+  else ifeq ($(OPENJDK_TARGET_OS), windows)
+    LIBSPLASHSCREEN_CFLAGS += -DWITH_WIN32
+  else ifeq ($(OPENJDK_TARGET_OS), solaris)
     LIBSPLASHSCREEN_CFLAGS += -DWITH_X11 -I$(OPENWIN_HOME)/include -I$(OPENWIN_HOME)/include/X11/extensions
   else
-    LIBSPLASHSCREEN_CFLAGS += -DWITH_WIN32
+    LIBSPLASHSCREEN_CFLAGS += -DWITH_X11 $(X_CFLAGS) -I$(OPENWIN_HOME)/include/X11/extensions
   endif
 
   LIBSPLASHSCREEN_LDFLAGS_SUFFIX :=
@@ -1274,11 +1273,14 @@
         -framework Cocoa \
         -F/System/Library/Frameworks/JavaVM.framework/Frameworks \
         -framework JavaNativeFoundation
-  else ifneq ($(OPENJDK_TARGET_OS), windows)
-    LIBSPLASHSCREEN_LDFLAGS_SUFFIX += -L$(OPENWIN_LIB)$(OPENJDK_TARGET_CPU_ISADIR) -lX11 -lXext $(LIBM) -lpthread
-  else # OPENJDK_TARGET_OS
+  else ifeq ($(OPENJDK_TARGET_OS), windows)
     LIBSPLASHSCREEN_LDFLAGS_SUFFIX += kernel32.lib user32.lib gdi32.lib delayimp.lib -DELAYLOAD:user32.dll
-  endif # OPENJDK_TARGET_OS
+  else ifeq ($(OPENJDK_TARGET_OS), solaris)
+    # Solaris still uses OPENWIN_LIB ..
+    LIBSPLASHSCREEN_LDFLAGS_SUFFIX += -L$(OPENWIN_LIB)$(OPENJDK_TARGET_CPU_ISADIR) -lX11 -lXext $(LIBM) -lpthread
+  else	# .. all other Unixes can use X_LIBS
+    LIBSPLASHSCREEN_LDFLAGS_SUFFIX += $(X_LIBS) -lX11 -lXext $(LIBM) -lpthread
+  endif
 
   $(eval $(call SetupNativeCompilation,LIBSPLASHSCREEN, \
       LIBRARY := splashscreen, \
@@ -1444,9 +1446,9 @@
       INCLUDE_FILES := $(LIBAWT_LWAWT_FILES), \
       OPTIMIZATION := LOW, \
       CFLAGS := $(CFLAGS_JDKLIB) \
-      $(X_CFLAGS) \
-      $(X_LIBS) \
-      $(foreach dir, $(LIBAWT_LWAWT_DIRS), -I$(dir)) \
+          $(X_CFLAGS) \
+          $(X_LIBS) \
+          $(foreach dir, $(LIBAWT_LWAWT_DIRS), -I$(dir)) \
           -I$(JDK_TOPDIR)/src/macosx/native/sun/osxapp \
           -I$(JDK_TOPDIR)/src/share/native/sun/java2d \
           -I$(JDK_TOPDIR)/src/solaris/native/sun/java2d \