i125711 - Illumos port: generalize MAX_ALIGNMENT for Solaris

GCC in Ilumos appears to behave exactly like the Solaris SUNPRO
compiler so generalize the case for Solaris.

(cherry picked from commit e1da117c)

Change-Id: I3fa619f34c35608b187c3aa394552ac78c3f0c20

cppu/source/uno/data.cxx

@@ -333,8 +333,10 @@ namespace cppu {
 // <sal/typesizes.h> ?
 
 #if (defined(INTEL) \
-    && (defined(__GNUC__) && (defined(LINUX) || defined(FREEBSD) || defined(NETBSD) || defined(OPENBSD)) \
-        || defined(MACOSX) || defined(DRAGONFLY))) \
+    && (defined(__GNUC__) && (defined(LINUX) || defined(FREEBSD) ||   \
+                              defined(NETBSD) || defined(OPENBSD) ||  \
+                              defined(DRAGONFLY) || defined(SOLARIS)) \
+        || defined(MACOSX) )) \
     || defined(IOS)
 #define MAX_ALIGNMENT_4
 #endif