Sync with TeXLive rev. 71115.

source/libs/zlib/configure

source/libs/zziplib/ChangeLog

source/libs/zziplib/Makefile.in

source/libs/zziplib/aclocal.m4

source/libs/zziplib/config.h.in

source/libs/zziplib/configure

source/libs/zziplib/configure.ac

source/libs/zziplib/include/zzip/Makefile.in

source/m4/ChangeLog

source/m4/kpse-common.m4

source/m4/kpse-setup.m4

source/reautoconf

source/texk/configure

source/texk/kpathsea/c-auto.in

source/texk/kpathsea/configure

source/texk/web2c/ChangeLog

source/texk/web2c/Makefile.in

source/texk/web2c/aclocal.m4

source/texk/web2c/configure

source/texk/web2c/configure.ac