[MacPorts] #67785: sbcl @2.3.6: patch failure on Big Sur

[MacPorts]

#67785: sbcl @2.3.6: patch failure on Big Sur
------------------------+----------------------
 Reporter:  ryandesign  |      Owner:  easye
     Type:  defect      |     Status:  assigned
 Priority:  Normal      |  Milestone:
Component:  ports       |    Version:  2.8.1
 Keywords:  bigsur      |       Port:  sbcl
------------------------+----------------------
 sbcl fails to patch on Big Sur only:

 https://build.macports.org/builders/ports-
 11_arm64-builder/builds/96914/steps/install-port/logs/stdio

 {{{
 Executing:  cd
 "/opt/local/var/macports/build/_opt_bblocal_var_buildworker_ports_build_ports_lang_sbcl/sbcl/work/sbcl-2.3.6"
 && /usr/bin/patch -p0 <
 '/opt/bblocal/var/buildworker/ports/build/ports/lang/sbcl/files/0004-arm-
 Darwin-disable-futex-on-BigSur.patch'
 DEBUG: system:  cd
 "/opt/local/var/macports/build/_opt_bblocal_var_buildworker_ports_build_ports_lang_sbcl/sbcl/work/sbcl-2.3.6"
 && /usr/bin/patch -p0 <
 '/opt/bblocal/var/buildworker/ports/build/ports/lang/sbcl/files/0004-arm-
 Darwin-disable-futex-on-BigSur.patch'
 patching file make-config.sh
 patching file src/cold/shared.lisp
 Hunk #1 FAILED at 291.
 1 out of 1 hunk FAILED -- saving rejects to file src/cold/shared.lisp.rej
 }}}

 Whatever bug this patch is fixing really only occurs on Big Sur? Not on
 earlier nor later versions of macOS? Is there an upstream bug URL for this
 problem?

-- 
Ticket URL: <https://trac.macports.org/ticket/67785>
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