Repair the sys_info function to correctly incorporate the pid field and initialize it. Many thanks to Jeff for catching the error.

This commit was SVN r1225.

src/util/sys_info.c

@@ -14,6 +14,7 @@
 
 ompi_sys_info_t ompi_system_info = {
                  /* .init =        */     false,
+		 /* .pid =         */     0,
                  /* .sysname =     */     NULL,
 	         /* .nodename =    */     NULL,
                  /* .release =     */     NULL,

src/util/sys_info.h

@@ -25,7 +25,7 @@ struct ompi_sys_info_t {
 			    * Certifies that the ompi_sys_info() function has been
 			    * called at least once so fields have valid values
 			    */
-    int pid;               /* Process ID for this process */
+    pid_t pid;             /* Process ID for this process */
     char *sysname;         /**< Name of OS in use on this node. */
     char *nodename;        /**< Fully qualified host name on the network. */
     char *release;	   /**< Release level of the operating system. */