text: /* Configuration */
  
  
  /* numerical parameters */
  
  #define _NP_ 6        /* number of particles in the system */
  #define _LM_ 2        /* multipole order to be used */
  
  
  /* compile-time options */
  
  #undef  PERIODIC      /* periodic boundary conditions */
  #define RIGID         /* enable treatment of rigid clusters */
  #define LUBRICATION   /* short-range corrections */
  
  #define FRICTION      /* calculate friction matrix */
  #undef  MOBILITY      /* calculate mobility matrix */
  #undef  VELOCITIES    /* calculate velocities for given forces */
  #undef  RB_VELOCITIES /* calculate rigid-body velocities */
  
  #undef  NORMALIZE     /* normalize friction and mobility matrices */
  
  #define POSDEF        /* interaction matrix is positive definite */
  #define PACKED        /* use packed storage mode (LAPACK only) */
  
  #define DP            /* call double-precision library routines */
  
  
  /* The following definitions must agree with those used
   * while compiling the library files
   */
  
  #define LAPACK        /* use LAPACK for linear algebra */
  