argouch: exec a program with NULL argv

argouch.c

/* execs a program with NULL argv -- Aaron Gyes */

#include <stdio.h>
#include <unistd.h>
#include <sysexits.h>

int main(int argc, char* argv[])
{
	if (argc != 2) {
		printf("usage: %s COMMAND\n", argv[0]);
		return EX_USAGE;
	}
	if (execvp(argv[1], NULL));
		return EX_OSERR;
}