--- config/config.h.in.orig	2010-07-23 22:27:32.869158921 +0200
+++ config/config.h.in	2010-07-23 22:35:32.901490968 +0200
@@ -212,10 +212,17 @@
 # define EXV_DLLPUBLIC
 #else
 # ifdef EXV_HAVE_GXXCLASSVISIBILITY
-#  define EXV_IMPORT __attribute__ ((visibility("default")))
-#  define EXV_EXPORT __attribute__ ((visibility("default")))
-#  define EXV_DLLLOCAL __attribute__ ((visibility("hidden")))
-#  define EXV_DLLPUBLIC __attribute__ ((visibility("default")))
+#  if defined(__SUNPRO_C) || defined(__SUNPRO_CC)
+#   define EXV_IMPORT __global
+#   define EXV_EXPORT __global
+#   define EXV_DLLLOCAL __hidden
+#   define EXV_DLLPUBLIC __global
+#  else
+#   define EXV_IMPORT __attribute__ ((visibility("default")))
+#   define EXV_EXPORT __attribute__ ((visibility("default")))
+#   define EXV_DLLLOCAL __attribute__ ((visibility("hidden")))
+#   define EXV_DLLPUBLIC __attribute__ ((visibility("default")))
+#  endif
 # else
 #  define EXV_IMPORT
 #  define EXV_EXPORT