commit c599ef7e91d4a28fe59b7ab4d84666bb01376570
Author: Bruce Momjian <bruce@momjian.us>
Date:   Wed Oct 5 11:18:26 2011 -0400

    Add --help output.

diff --git a/src/backend/main/main.c b/src/backend/main/main.c
new file mode 100644
index 8d9cb94..b14c731
*** a/src/backend/main/main.c
--- b/src/backend/main/main.c
*************** help(const char *progname)
*** 283,288 ****
--- 283,289 ----
  #endif
  	printf(_("  -B NBUFFERS     number of shared buffers\n"));
  	printf(_("  -c NAME=VALUE   set run-time parameter\n"));
+ 	printf(_("  -C NAME         return run-time parameter\n"));
  	printf(_("  -d 1-5          debugging level\n"));
  	printf(_("  -D DATADIR      database directory\n"));
  	printf(_("  -e              use European date input format (DMY)\n"));