source: branches/minix3-book/servers/pm/param.h

/* The following names are synonyms for the variables in the input message. */
#define addr            m1_p1
#define exec_name       m1_p1
#define exec_len        m1_i1
#define func            m6_f1
#define grp_id          m1_i1
#define namelen         m1_i2
#define pid             m1_i1
#define procnr          m1_i1
#define seconds         m1_i1
#define sig             m6_i1
#define stack_bytes     m1_i2
#define stack_ptr       m1_p2
#define status          m1_i1
#define usr_id          m1_i1
#define request         m2_i2
#define taddr           m2_l1
#define data            m2_l2
#define sig_nr          m1_i2
#define sig_nsa         m1_p1
#define sig_osa         m1_p2
#define sig_ret         m1_p3
#define sig_set         m2_l1
#define sig_how         m2_i1
#define sig_flags       m2_i2
#define sig_context     m2_p1
#define info_what       m1_i1
#define info_where      m1_p1
#define reboot_flag     m1_i1
#define reboot_code     m1_p1
#define reboot_strlen   m1_i2
#define svrctl_req      m2_i1
#define svrctl_argp     m2_p1
#define stime           m2_l1
#define memsize         m4_l1
#define membase         m4_l2

/* The following names are synonyms for the variables in a reply message. */
#define reply_res       m_type
#define reply_res2      m2_i1
#define reply_ptr       m2_p1
#define reply_mask      m2_l1   
#define reply_trace     m2_l2   
#define reply_time      m2_l1
#define reply_utime     m2_l2
#define reply_t1        m4_l1
#define reply_t2        m4_l2
#define reply_t3        m4_l3
#define reply_t4        m4_l4
#define reply_t5        m4_l5

/* The following names are used to inform the FS about certain events. */
#define tell_fs_arg1    m1_i1
#define tell_fs_arg2    m1_i2
#define tell_fs_arg3    m1_i3