ps: fix overflow in USER and VSZ columns

function                                             old     new   delta
smart_ulltoa4                                          -     280    +280
smart_ulltoa5                                        283     408    +125
ulltoa6_and_space                                      -      25     +25
scale                                                 28      38     +10
bbunpack                                             358     366      +8
ps_main                                              259     261      +2
glob3                                                 35      37      +2
fill_bounds                                          172     174      +2
process_stdin                                        456     446     -10
smart_ulltoa6                                        406       -    -406
------------------------------------------------------------------------------
(add/remove: 2/1 grow/shrink: 6/1 up/down: 454/-416)           Total: 38 bytes

1 files changed, 3 insertions, 1 deletions

diff --git a/include/libbb.h b/include/libbb.h
index 33e73b27b..a07606287 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -503,7 +503,9 @@ char *itoa(int n);
 /* Returns a pointer past the formatted number, does NOT null-terminate */
 char *utoa_to_buf(unsigned n, char *buf, unsigned buflen);
 char *itoa_to_buf(int n, char *buf, unsigned buflen);
-void smart_ulltoa5(unsigned long long ul, char buf[5]);
+/* Intelligent formatters of bignums */
+void smart_ulltoa4(unsigned long long ul, char buf[5], const char *scale);
+void smart_ulltoa5(unsigned long long ul, char buf[5], const char *scale);
 //TODO: provide pointer to buf (avoid statics)?
 const char *make_human_readable_str(unsigned long long size,
                 unsigned long block_size, unsigned long display_unit);