Miscellany

#define GNU_SOURCE#include <stdlib.h>#include <stdio.h>#include <unistd.h>// by dexen deVries/* */#define d *pint main( int c, char *d ) {	for ( ++p; d; ++p ) {		if ( (d = realpath( d, !c )) == !c ) {			perror( "realpath()" );			return c;		}		printf( "%s%c", d, '\n'*(c!=2) );		free( d );	}	return d;}