an RFC 822 complient date output for shell scripting
mail commands */
-const char date_usage[] = "date [OPTION]... [+FORMAT]\n"
+static const char date_usage[] = "date [OPTION]... [+FORMAT]\n"
" or: date [OPTION] [MMDDhhmm[[CC]YY][.ss]]\n"
"Display the current time in the given FORMAT, or set the system date.\n"
"\nOptions:\n\t-R\t\toutput RFC-822 compliant date string\n"