[Bug 45522] New: wine mono build syntax error

https://bugs.winehq.org/show_bug.cgi?id=45522

Bug ID: 45522
           Summary: wine mono build syntax error
           Product: Packaging
           Version: unspecified
          Hardware: x86
                OS: Linux
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: wine-packages
          Assignee: [e-mail]
          Reporter: [e-mail]
                CC: [e-mail], [e-mail]
      Distribution: ---

I am trying to build wine mono and install it on my Debian system.

checking whether build environment is sane... yes
/media/ryan/a6a647d1-e3ae-408a-bad9-e23cba6c6972/Downloads/wine-mono-4.7.3(1)/wine-mono-4.7.3/mono/configure:
eval: line 3418: syntax error near unexpected token `('
/media/ryan/a6a647d1-e3ae-408a-bad9-e23cba6c6972/Downloads/wine-mono-4.7.3(1)/wine-mono-4.7.3/mono/configure:
eval: line 3418: `${SHELL}
/media/ryan/a6a647d1-e3ae-408a-bad9-e23cba6c6972/Downloads/wine-mono-4.7.3(1)/wine-mono-4.7.3/mono/missing
--is-lightweight'
ryan@RKPM-BP-CLR:/media/ryan/a6a647d1-e3ae-408a-bad9-e23cba6c6972/Downloads/wine-mono-4.7.3(1)/wine-mono-4.7.3$

This is the line they are talking about...

if eval "$MISSING --is-lightweight"; then

What shall i do?