[Bug cobol/122839] [16 Regression] libgcobol build has undocumented requirements on the depending libxml2 build

[sjames at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=122839
Bug 122839 depends on bug 122416, which changed state.

Bug 122416 Summary: [16 Regression] libxml2 detection for libgcobol is buggy
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=122416

           What    |Removed                     |Added
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             Status|NEW                         |RESOLVED
         Resolution|---                         |FIXED