but these days it contains macros that expand to patch lists;
for now, just skip these macros. need a proper fix sometime.
while (<PATCH_LEVEL>) {
last if /^\s*}/;
next if /^\s*#/; # preprocessor stuff
+ next if /PERL_GIT_UNPUSHED_COMMITS/; # XXX exapand instaed
+ next if /PERL_GIT_UNCOMMITTED_CHANGES/; # XXX exapand instaed
chomp;
s/^\s+,?\s*"?//;
s/"?\s*,?$//;