Сравнение логов выявляет ошибки, которые не являются специфическими
для rpm-build.  Всё это говорит о том, что простая пересборка не
является достаточно надёжным инструментом для выявления регрессий.

Убежден, что к президентским выборам 2008 года у нас должна появиться
новая автоматическая система регрессионного тестирования на основе
сборки из gear (giter-factory + что-то).  Или чуть позже.

>  bb-1.3-alt0.2	Requires	libm.so.6(GLIBC_2.0)
> -bb-1.3-alt0.2	Requires	libmikmod.so.2
>  bb-1.3-alt0.2	Requires	rtld(GNU_HASH)

Preparing packages for installation...
...
libmikmod-3.1.11-alt0.3
libmikmod-devel-3.1.11-alt0.3
...
checking for libmikmod-config... /usr/bin/libmikmod-config
checking for libmikmod - version >= 3.0.0... no
*** Could not run libmikmod test program, checking why...
*** The test program failed to compile or link. See the file config.log for the
*** exact error that occured. This usually means libmikmod was incorrectly installed
*** or that you have moved libmikmod since it was installed. In the latter case, you
*** may want to edit the libmikmod-config script: /usr/bin/libmikmod-config
Libmikmod is missing - sound support will be disabled

>  libSDL_sound-1.0.1-alt2	Requires	libm.so.6(GLIBC_2.0)
> -libSDL_sound-1.0.1-alt2	Requires	libmikmod.so.2
>  libSDL_sound-1.0.1-alt2	Requires	libphysfs-1.0.so.1

Preparing packages for installation...
...
libmikmod-3.1.11-alt0.3
libmikmod-devel-3.1.11-alt0.3
...
checking for libmikmod-config... /usr/bin/libmikmod-config
checking for libmikmod - version >= 3.1.5... no
*** Could not run libmikmod test program, checking why...
*** The test program failed to compile or link. See the file config.log for the
*** exact error that occured. This usually means libmikmod was incorrectly installed
*** or that you have moved libmikmod since it was installed. In the latter case, you
*** may want to edit the libmikmod-config script: /usr/bin/libmikmod-config