Use single quotes around pg_dump call from pg_dumpall.

src/bin/pg_dump/pg_dumpall.c

@@ -6,7 +6,7 @@
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  *
- * $PostgreSQL: pgsql/src/bin/pg_dump/pg_dumpall.c,v 1.39 2004/06/09 17:05:14 momjian Exp $
+ * $PostgreSQL: pgsql/src/bin/pg_dump/pg_dumpall.c,v 1.40 2004/06/09 17:37:28 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -690,7 +690,7 @@ runPgDump(const char *dbname)
 	const char *p;
 	int			ret;
 
-	appendPQExpBuffer(cmd, "\"%s\" %s -Fp '", pg_dump_bin, pgdumpopts->data);
+	appendPQExpBuffer(cmd, "'%s' %s -Fp '", pg_dump_bin, pgdumpopts->data);
 
 	/* Shell quoting is not quite like SQL quoting, so can't use fmtId */
 	for (p = dbname; *p; p++)