[Bug target/98152] New: [11 regression] /usr/bin/env: 'python': No such file or directory

[schwab@linux-m68k.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98152

            Bug ID: 98152
           Summary: [11 regression] /usr/bin/env: 'python': No such file
                    or directory
           Product: gcc
           Version: 11.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: schwab@linux-m68k.org
                CC: kito.cheng at gmail dot com
  Target Milestone: ---
            Target: riscv*-*-*

/usr/bin/env: 'python': No such file or directory
--with-abi= is not supported for ISA
make[2]: *** [Makefile:4441: configure-stage1-gcc] Error 1

Why is a newly added python script written in python2???