diff --git a/oldtop.c b/oldtop.c
index a988b381..2be68d2e 100644
--- a/oldtop.c
+++ b/oldtop.c
@@ -1746,8 +1746,6 @@ static void do_key(char c)
  *#######   table entries.                                        #####
  *#####################################################################
  */
-#define Do(x) (flags & PROC_ ## x)
-
 static proc_t** readproctab2(int flags, proc_t** tab, ...) {
     PROCTAB* PT = NULL;
     static proc_t *buff;
@@ -1756,7 +1754,7 @@ static proc_t** readproctab2(int flags, proc_t** tab, ...) {
     va_list ap;
 
     va_start(ap, tab);		/* pass through args to openproc */
-    if (Do(UID)) {
+    if (flags & PROC_UID) {
 	/* temporary variables to ensure that va_arg() instances
 	 * are called in the right order
 	 */
@@ -1767,14 +1765,14 @@ static proc_t** readproctab2(int flags, proc_t** tab, ...) {
 	i = va_arg(ap, int);
 	PT = openproc(flags, u, i);
     }
-    else if (Do(PID)) {
+    else if (flags & PROC_PID) {
 	PT = openproc(flags, va_arg(ap, void*)); /* assume ptr sizes same */
 	/* work around a bug in openproc() */
 	PT->procfs = NULL;
 	/* share some process time, since we skipped opendir("/proc") */
 	usleep (50*1000);
     }
-    else if (Do(TTY) /*|| Do(STAT) */)
+    else if (flags & PROC_TTY)
 	PT = openproc(flags, va_arg(ap, void*)); /* assume ptr sizes same */
     else
 	PT = openproc(flags);
diff --git a/proc/readproc.c b/proc/readproc.c
index e570bc22..ff302fa8 100644
--- a/proc/readproc.c
+++ b/proc/readproc.c
@@ -27,25 +27,21 @@
 #include <fs_secure.h>
 #endif
 
-#define Do(x) (flags & PROC_ ## x)	/* convenient shorthand */
-
 /* initiate a process table scan
  */
 PROCTAB* openproc(int flags, ...) {
     va_list ap;
     PROCTAB* PT = xmalloc(sizeof(PROCTAB));
     
-    if (Do(PID))
+    if (flags & PROC_PID)
       PT->procfs = NULL;
     else if (!(PT->procfs = opendir("/proc")))
       return NULL;
     PT->flags = flags;
     va_start(ap, flags);		/*  Init args list */
-    if (Do(PID))
+    if (flags & PROC_PID)
     	PT->pids = va_arg(ap, pid_t*);
-    else if (Do(TTY))
-    	PT->ttys = va_arg(ap, dev_t*);
-    else if (Do(UID)) {
+    else if (flags & PROC_UID) {
     	PT->uids = va_arg(ap, uid_t*);
 	PT->nuid = va_arg(ap, int);
     }
@@ -325,7 +321,7 @@ next_proc:				/* get next PID for consideration */
 /*printf("PT->flags is 0x%08x\n", PT->flags);*/
 #define flags (PT->flags)
 
-    if (Do(PID)) {
+    if (flags & PROC_PID) {
 	if (!*PT->pids)			/* set to next item in pids */
 	    return NULL;
 	sprintf(path, "/proc/%d", *(PT->pids)++);
@@ -345,7 +341,7 @@ next_proc:				/* get next PID for consideration */
 #endif
 	goto next_proc;
 
-    if (Do(UID) && !XinLN(uid_t, sb.st_uid, PT->uids, PT->nuid))
+    if ((flags & PROC_UID) && !XinLN(uid_t, sb.st_uid, PT->uids, PT->nuid))
 	goto next_proc;			/* not one of the requested uids */
 
     if (!p)
@@ -360,24 +356,21 @@ next_proc:				/* get next PID for consideration */
 	goto next_proc;			/* error reading /proc/#/stat */
     stat2proc(sbuf, p);				/* parse /proc/#/stat */
 
-    if (!matched && Do(TTY) && !XinL(dev_t, p->tty, PT->ttys))
-	goto next_proc;			/* not one of the requested ttys */
-
-    if (Do(FILLMEM)) {				/* read, parse /proc/#/statm */
+    if (flags & PROC_FILLMEM) {				/* read, parse /proc/#/statm */
 	if ((file2str(path, "statm", sbuf, sizeof sbuf)) != -1 )
 	    statm2proc(sbuf, p);		/* ignore statm errors here */
     }						/* statm fields just zero */
 
-    if (Do(FILLSTATUS)) {         /* read, parse /proc/#/status */
+    if (flags & PROC_FILLSTATUS) {         /* read, parse /proc/#/status */
        if ((file2str(path, "status", sbuf, sizeof sbuf)) != -1 ){
            status2proc(sbuf, p, 0 /*FIXME*/);
        }
     }
 
     /* some number->text resolving which is time consuming */
-    if (Do(FILLUSR)){
+    if (flags & PROC_FILLUSR){
 	strncpy(p->euser,   user_from_uid(p->euid), sizeof p->euser);
-        if(Do(FILLSTATUS)) {
+        if(flags & PROC_FILLSTATUS) {
             strncpy(p->ruser,   user_from_uid(p->ruid), sizeof p->ruser);
             strncpy(p->suser,   user_from_uid(p->suid), sizeof p->suser);
             strncpy(p->fuser,   user_from_uid(p->fuid), sizeof p->fuser);
@@ -385,21 +378,21 @@ next_proc:				/* get next PID for consideration */
     }
 
     /* some number->text resolving which is time consuming */
-    if (Do(FILLGRP)){
+    if (flags & PROC_FILLGRP){
         strncpy(p->egroup, group_from_gid(p->egid), sizeof p->egroup);
-        if(Do(FILLSTATUS)) {
+        if(flags & PROC_FILLSTATUS) {
             strncpy(p->rgroup, group_from_gid(p->rgid), sizeof p->rgroup);
             strncpy(p->sgroup, group_from_gid(p->sgid), sizeof p->sgroup);
             strncpy(p->fgroup, group_from_gid(p->fgid), sizeof p->fgroup);
         }
     }
 
-    if (Do(FILLCOM) || Do(FILLARG))	/* read+parse /proc/#/cmdline */
+    if ((flags & PROC_FILLCOM) || (flags & PROC_FILLARG))	/* read+parse /proc/#/cmdline */
 	p->cmdline = file2strvec(path, "cmdline");
     else
         p->cmdline = NULL;
 
-    if (Do(FILLENV))			/* read+parse /proc/#/environ */
+    if (flags & PROC_FILLENV)			/* read+parse /proc/#/environ */
 	p->environ = file2strvec(path, "environ");
     else
         p->environ = NULL;
@@ -463,21 +456,21 @@ next_proc:				/* get next PID for consideration */
 	goto next_proc;			/* error reading /proc/#/stat */
     stat2proc(sbuf, p);				/* parse /proc/#/stat */
 
-    if (Do(FILLMEM)) {				/* read, parse /proc/#/statm */
+    if (flags & PROC_FILLMEM) {				/* read, parse /proc/#/statm */
 	if ((file2str(path, "statm", sbuf, sizeof sbuf)) != -1 )
 	    statm2proc(sbuf, p);		/* ignore statm errors here */
     }						/* statm fields just zero */
 
-  /*  if (Do(FILLSTATUS)) { */        /* read, parse /proc/#/status */
+  /*  if (flags & PROC_FILLSTATUS) { */        /* read, parse /proc/#/status */
        if ((file2str(path, "status", sbuf, sizeof sbuf)) != -1 ){
            status2proc(sbuf, p, 0 /*FIXME*/);
        }
 /*    }*/
 
     /* some number->text resolving which is time consuming */
-    if (Do(FILLUSR)){
+    if (flags & PROC_FILLUSR){
 	strncpy(p->euser,   user_from_uid(p->euid), sizeof p->euser);
-/*        if(Do(FILLSTATUS)) { */
+/*        if(flags & PROC_FILLSTATUS) { */
             strncpy(p->ruser,   user_from_uid(p->ruid), sizeof p->ruser);
             strncpy(p->suser,   user_from_uid(p->suid), sizeof p->suser);
             strncpy(p->fuser,   user_from_uid(p->fuid), sizeof p->fuser);
@@ -485,21 +478,21 @@ next_proc:				/* get next PID for consideration */
     }
 
     /* some number->text resolving which is time consuming */
-    if (Do(FILLGRP)){
+    if (flags & PROC_FILLGRP){
         strncpy(p->egroup, group_from_gid(p->egid), sizeof p->egroup);
-/*        if(Do(FILLSTATUS)) { */
+/*        if(flags & PROC_FILLSTATUS) { */
             strncpy(p->rgroup, group_from_gid(p->rgid), sizeof p->rgroup);
             strncpy(p->sgroup, group_from_gid(p->sgid), sizeof p->sgroup);
             strncpy(p->fgroup, group_from_gid(p->fgid), sizeof p->fgroup);
 /*        }*/
     }
 
-    if (Do(FILLCOM) || Do(FILLARG))	/* read+parse /proc/#/cmdline */
+    if ((flags & PROC_FILLCOM) || (flags & PROC_FILLARG))	/* read+parse /proc/#/cmdline */
 	p->cmdline = file2strvec(path, "cmdline");
     else
         p->cmdline = NULL;
 
-    if (Do(FILLENV))			/* read+parse /proc/#/environ */
+    if (flags & PROC_FILLENV)			/* read+parse /proc/#/environ */
 	p->environ = file2strvec(path, "environ");
     else
         p->environ = NULL;
@@ -536,7 +529,7 @@ proc_t** readproctab(int flags, ...) {
     va_list ap;
 
     va_start(ap, flags);		/* pass through args to openproc */
-    if (Do(UID)) {
+    if (flags & PROC_UID) {
 	/* temporary variables to ensure that va_arg() instances
 	 * are called in the right order
 	 */
@@ -547,7 +540,7 @@ proc_t** readproctab(int flags, ...) {
 	i = va_arg(ap, int);
 	PT = openproc(flags, u, i);
     }
-    else if (Do(PID) || Do(TTY))
+    else if (flags & PROC_PID)
 	PT = openproc(flags, va_arg(ap, void*)); /* assume ptr sizes same */
     else
 	PT = openproc(flags);
diff --git a/proc/readproc.h b/proc/readproc.h
index 7e85c275..eb169b09 100644
--- a/proc/readproc.h
+++ b/proc/readproc.h
@@ -146,12 +146,10 @@ typedef struct PROCTAB {
     DIR*	procfs;
     int		flags;
     pid_t*	pids;	/* pids of the procs */
-    dev_t*	ttys;	/* devnos of the cttys */
     uid_t*	uids;	/* uids of procs */
     int		nuid;	/* cannot really sentinel-terminate unsigned short[] */
-    char*	stats;	/* status chars (actually output into /proc//stat) */
 #ifdef FLASK_LINUX
-security_id_t* sids; /* SIDs of the procs */
+    security_id_t* sids; /* SIDs of the procs */
 #endif
 } PROCTAB;
 
@@ -192,9 +190,9 @@ extern void freeproc(proc_t* p);
  * `flags' (a bitwise-or of PROC_* below) modifies the default behavior.  The
  * "fill" options will cause more of the proc_t to be filled in.  The "filter"
  * options all use the second argument as the pointer to a list of objects:
- * process status', process id's, user id's, and tty device numbers.  The third
+ * process status', process id's, user id's.  The third
  * argument is the length of the list (currently only used for lists of user
- * id's since unsigned short[] supports no convenient termination sentinel.)
+ * id's since uid_t supports no convenient termination sentinel.)
  */
 #define PROC_FILLMEM    0x0001 /* read statm */
 #define PROC_FILLCOM    0x0002 /* alloc and fill in `cmdline' */
@@ -204,14 +202,13 @@ extern void freeproc(proc_t* p);
 #define PROC_FILLSTATUS 0x0020 /* read status -- currently unconditional */
 #define PROC_FILLSTAT   0x0040 /* read stat -- currently unconditional */
 #define PROC_FILLWCHAN  0x0080 /* look up WCHAN name */
-#define PROC_FILLARG    0x1000 /* alloc and fill in `cmdline' */
+#define PROC_FILLARG    0x0100 /* alloc and fill in `cmdline' */
 
-#define PROC_FILLBUG    0xf0ff /* No idea what we need */
+#define PROC_FILLBUG    0x0fff /* No idea what we need */
 #define PROC_FILLANY    0x0000 /* either stat or status will do */
 
 /* Obsolete, consider only processes with one of the passed: */
-#define PROC_PID     0x0100  /* process id numbers ( 0   terminated) */
-#define PROC_TTY     0x0200  /* ctty device nos.   ( 0   terminated) */
-#define PROC_UID     0x0400  /* user id numbers    ( length needed ) */
+#define PROC_PID     0x1000  /* process id numbers ( 0   terminated) */
+#define PROC_UID     0x4000  /* user id numbers    ( length needed ) */
 
 #endif