[net.lang.c] Global ptrs init to NULL or 0000?/public domain AT&T getopt source

ado@elsie.UUCP (Arthur David Olson) (11/14/85)

Remembering that "strcmp" returns an "int", this line from
the recently posted AT&T version of getopt.c bears note:

		else if(strcmp(argv[optind], "--") == NULL) {

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