ICU-22310 Revert now obsolete autoconf bug workaround for echo #3029
+3
−47
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This workaround was originally added for ICU-7768 by commit bf92ba0.
Finding the correct ways to invoke
echo
is a standard feature of autoconf and works as expected at least since version 2.69:https://www.gnu.org/savannah-checkouts/gnu/autoconf/manual/autoconf-2.69/html_node/Preset-Output-Variables.html
Checklist
ALLOW_MANY_COMMITS=true