Make c++ examples return 0 from main().

src/interfaces/libpq++/examples/testlibpq1.cc

@@ -62,6 +62,7 @@ int main()
 
   // End the transaction
   data.Exec("END");
+  return 0;
 }
   
 

src/interfaces/libpq++/examples/testlibpq2.cc

@@ -53,4 +53,5 @@ int main()
 
   // close the portal
   data.Exec("CLOSE myportal");
+  return 0;
 }

src/interfaces/libpq++/examples/testlibpq3.cc

@@ -53,4 +53,5 @@ int main()
             cout << setiosflags(ios::right) << setw(15) << cData.GetValue(i,j);
        cout << endl;
   }
+  return 0;
 }

src/interfaces/libpq++/examples/testlibpq4.cc

@@ -55,4 +55,5 @@ main()
 	  break;
       }
   }
+  return 0;
 }

src/interfaces/libpq++/examples/testlibpq5.cc

@@ -99,4 +99,5 @@ main()
     // Deallocate memory allocated for the Polygon structure
     free(pval);
   }
+  return 0;
 }

src/interfaces/libpq++/examples/testlibpq6.cc

@@ -56,4 +56,5 @@ main()
   
   // Drop the test table
   data.Exec("DROP TABLE foo");
+  return 0;
 }

src/interfaces/libpq++/examples/testlo.cc

@@ -7,7 +7,7 @@
  *
  *
  * IDENTIFICATION
- *    $Header: /cvsroot/pgsql/src/interfaces/libpq++/examples/Attic/testlo.cc,v 1.6 2000/04/22 22:15:48 tgl Exp $
+ *    $Header: /cvsroot/pgsql/src/interfaces/libpq++/examples/Attic/testlo.cc,v 1.7 2000/04/25 21:00:29 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -46,4 +46,5 @@ int main(int argc, char **argv)
     cout << "Exporting large object to file \"" << out_filename << "\"..." << endl;
     object.Export(out_filename);
     object.Exec("END"); // WHY DOES IT CORE DUMP HERE ???
+    return 0;
 }