Some makeinfo versions are a pain in [somewhere very painful].
Work this around with a wrapper that always succeeds, and leave incomplete files in place.
/trunk/scripts/crosstool.sh | 7 7 0 0 +++++++
1 file changed, 7 insertions(+)
1 diff -durN gcc-4.2.1.orig/libstdc++-v3/include/c_std/std_cstdio.h gcc-4.2.1/libstdc++-v3/include/c_std/std_cstdio.h
2 --- gcc-4.2.1.orig/libstdc++-v3/include/c_std/std_cstdio.h 2006-12-07 10:33:51.000000000 +0100
3 +++ gcc-4.2.1/libstdc++-v3/include/c_std/std_cstdio.h 2007-08-03 20:33:24.000000000 +0200
9 +#if _GLIBCXX_USE_C99 || defined(__UCLIBC__)