ref: 47682ee42a1f686dbd3aa9de7375c16f7d3d95e8
dir: /sys/src/ape/lib/ap/plan9/execle.c/
#include <unistd.h>
int
execle(const char *name, const char *arg0, const char *aore, ...)
{
	char *p;
	for(p=(char *)(&name)+1; *p; )
		p++;
	return execve(name, &arg0, (char **)p+1);
}