/* * subroutine getarg(k, c) * returns the kth unix command argument in fortran character * variable argument c*/getarg_(n, s, ls)long int *n;char *s;long int ls;{extern int xargc;extern char **xargv;char *t;int i;if(*n>0 && *n<xargc)	t = xargv[*n];else	t = "";for(i = 0; i<ls && *t!='\0' ; ++i)	*s++ = *t++;for( ; i<ls ; ++i)	*s++ = ' ';}