*: code shrink by adding a wrapper around very common tcsetattr(0, TCSANOW, xx) op

function                                             old     new   delta
tcsetattr_stdin_TCSANOW                                -      14     +14
set_sane_term                                        116     113      -3
top_main                                            1277    1273      -4
make_new_session                                     421     415      -6
rawmode                                              133     126      -7
reset_term                                            18      10      -8
die                                                   43      35      -8
cookmode                                              62      54      -8
vlock_main                                           425     415     -10
read_line_input                                     3165    3155     -10
bb_askpass                                           357     347     -10
fsck_minix_main                                     3079    3065     -14
getty_main                                          2375    2332     -43
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 0/12 up/down: 14/-131)         Total: -117 bytes

1 files changed, 2 insertions, 2 deletions

diff --git a/libbb/bb_askpass.c b/libbb/bb_askpass.c
index fba82a07b..c60ef3708 100644
--- a/libbb/bb_askpass.c
+++ b/libbb/bb_askpass.c
@@ -37,7 +37,7 @@ char* FAST_FUNC bb_askpass(int timeout, const char *prompt)
         tio = oldtio;
         tio.c_iflag &= ~(IUCLC|IXON|IXOFF|IXANY);
         tio.c_lflag &= ~(ECHO|ECHOE|ECHOK|ECHONL|TOSTOP);
-        tcsetattr(STDIN_FILENO, TCSANOW, &tio);
+        tcsetattr_stdin_TCSANOW(&tio);
 
         memset(&sa, 0, sizeof(sa));
         /* sa.sa_flags = 0; - no SA_RESTART! */
@@ -70,7 +70,7 @@ char* FAST_FUNC bb_askpass(int timeout, const char *prompt)
         }
         sigaction_set(SIGINT, &oldsa);
 
-        tcsetattr(STDIN_FILENO, TCSANOW, &oldtio);
+        tcsetattr_stdin_TCSANOW(&oldtio);
         bb_putchar('\n');
         fflush(stdout);
         return ret;