error: patch failed: libio/Makefile:88
error: libio/Makefile: patch does not apply
error: libio/tst-asprintf-null.c: already exists in index
error: patch failed: libio/vasprintf.c:92
error: libio/vasprintf.c: patch does not apply
error: patch failed: manual/stdio.texi:2578
error: manual/stdio.texi: patch does not apply
hint: Use 'git am --show-current-patch=diff' to see the failed patch
hint: When you have resolved this problem, run "git am --continue".
hint: If you prefer to skip this patch, run "git am --skip" instead.
hint: To restore the original branch and stop patching, run "git am --abort".
hint: Disable this message with "git config advice.mergeConflict false"
Applying: libio: asprintf should write NULL upon failure
Patch failed at 0001 libio: asprintf should write NULL upon failure