ENH: Make /opt/SUNWspro/lib, /opt/SUNWspro/prod/lib, and /usr/ccs/lib implicit link directories on the Sun when using the SunPro compiler.

Modules/Platform/SunOS.cmake

@@ -62,6 +62,12 @@ ELSE(CMAKE_COMPILER_IS_GNUCXX)
 ENDIF(CMAKE_COMPILER_IS_GNUCXX)
 INCLUDE(Platform/UnixPaths)
 
+# Add the compiler's implicit link directories.
+IF("${CMAKE_C_COMPILER_ID} ${CMAKE_CXX_COMPILER_ID}" MATCHES SunPro)
+  LIST(APPEND CMAKE_PLATFORM_IMPLICIT_LINK_DIRECTORIES
+    /opt/SUNWspro/lib /opt/SUNWspro/prod/lib /usr/ccs/lib)
+ENDIF("${CMAKE_C_COMPILER_ID} ${CMAKE_CXX_COMPILER_ID}" MATCHES SunPro)
+
 IF(NOT CMAKE_COMPILER_IS_GNUCC)
   SET (CMAKE_C_CREATE_PREPROCESSED_SOURCE "<CMAKE_C_COMPILER> <DEFINES> <FLAGS> -E <SOURCE> > <PREPROCESSED_SOURCE>")
   SET (CMAKE_C_CREATE_ASSEMBLY_SOURCE "<CMAKE_C_COMPILER> <DEFINES> <FLAGS> -S <SOURCE> -o <ASSEMBLY_SOURCE>")