#include "syslib.h"/*===========================================================================* *                                sys_umap				     * *===========================================================================*/PUBLIC int sys_umap(proc_nr, seg, vir_addr, bytes, phys_addr)int proc_nr; 				/* process number to do umap for */int seg;				/* T, D, or S segment */vir_bytes vir_addr;			/* address in bytes with segment*/vir_bytes bytes;			/* number of bytes to be copied */phys_bytes *phys_addr;			/* placeholder for result */{    message m;    int result;    m.CP_SRC_PROC_NR = proc_nr;    m.CP_SRC_SPACE = seg;    m.CP_SRC_ADDR = vir_addr;    m.CP_NR_BYTES = bytes;    result = _taskcall(SYSTASK, SYS_UMAP, &m);    *phys_addr = m.CP_DST_ADDR;    return(result);}