[hackers] [scroll] Make up.sh POSIX compliant || Jochen Sprickerhof

[git]

commit c5cbf1ab33faeaea951077a9a9c69d80dfd204b9
Author:     Jochen Sprickerhof <g...@jochen.sprickerhof.de>
AuthorDate: Sun Apr 26 22:38:19 2020 +0200
Commit:     Jochen Sprickerhof <g...@jochen.sprickerhof.de>
CommitDate: Sun Apr 26 22:38:19 2020 +0200

    Make up.sh POSIX compliant

diff --git a/up.sh b/up.sh
index 9b6baf6..69b766c 100755
--- a/up.sh
+++ b/up.sh
@@ -5,7 +5,7 @@ export POSIXLY_CORRECT=1
 
 i=1
 while test $i -lt 50; do
-       print $i
+       echo $i
        i=$((i + 1))
 done > tmp.log