void openmm_take_one_step(void* data);
+void openmm_take_steps(void* data, int nsteps);
+
void openmm_copy_state(void *data,
t_state *state, double *time,
rvec f[], gmx_enerdata_t *enerd,
void openmm_take_one_step(void* data){}
+void openmm_take_steps(void* data, int nsteps){}
+
void openmm_copy_state(void *data,
t_state *state, double *time,
rvec f[], gmx_enerdata_t *enerd,