procps: remove all global variables

   text    data     bss     dec     hex filename
   1462      14      24    1500     5dc busybox.t2/procps/ps.o
   1484       0       0    1484     5cc busybox.t3/procps/ps.o
   3122       0     252    3374     d2e busybox.t1/procps/top.o
   3117       0       0    3117     c2d busybox.t3/procps/top.o

2 files changed, 2 insertions, 2 deletions

diff --git a/libbb/messages.c b/libbb/messages.c
index 12a165ad7..3febe7645 100644
--- a/libbb/messages.c
+++ b/libbb/messages.c
@@ -54,7 +54,7 @@ WTMP_FILE;
 # error unknown path to wtmp file
 #endif
 
-char bb_common_bufsiz1[BUFSIZ+1];
+char bb_common_bufsiz1[(BUFSIZ > 256*sizeof(void*) ? BUFSIZ : 256*sizeof(void*)) + 1];
 
 struct globals;
 /* Make it reside in R/W memory: */
diff --git a/libbb/procps.c b/libbb/procps.c
index 053f7d225..946f569f5 100644
--- a/libbb/procps.c
+++ b/libbb/procps.c
@@ -184,7 +184,7 @@ procps_status_t* procps_scan(procps_status_t* sp, int flags)
 
                         sp->tty_str[0] = '?';
                         /* sp->tty_str[1] = '\0'; - done by memset */
-                        if (tty >= 0) /* tty field of "-1" means "no tty" */
+                        if (tty) /* tty field of "0" means "no tty" */
                                 snprintf(sp->tty_str, sizeof(sp->tty_str), "%u,%u",
                                         (tty >> 8) & 0xfff, /* major */
                                         (tty & 0xff) | ((tty >> 12) & 0xfff00));