BUG: comment out faulty seekp which make kwsys::*stringstream fails on platform with no std::*stringstream implementation

Source/kwsys/testIOS.cxx

@@ -38,9 +38,7 @@ int testIOS(int, char*[])
   const unsigned int narray = sizeof(array); // 180
   kwsys_ios::stringstream strstr;
   strstr.write( (char*)array, narray );
-  strstr.seekp( narray / 2 ); // set position of put pointer in mid string
-  //const char zero[] = {0, 0};
-  //strstr.write( zero, 2 );
+  //strstr.seekp( narray / 2 ); // set position of put pointer in mid string
   if(strstr.str().size() != narray )
     {
     kwsys_ios::cerr << "failed to write array to strstr" << kwsys_ios::endl;