emerge mysql

make[1]: Leaving directory `/var/tmp/portage/mysql-4.0.25-r2/work/mysql/libmysqld'
echo timestamp > linked_libmysqld_sources
cd libmysqld/examples; make link_sources
make[1]: Entering directory `/var/tmp/portage/mysql-4.0.25-r2/work/mysql/libmysqld/examples'
for f in mysqltest.c mysql.cc readline.cc completion_hash.cc my_readline.h sql_string.h completion_hash.h; do \
  rm -f ./$f; \
  /bin/ln -s ./../../client/$f ./$f; \
done;
make[1]: Leaving directory `/var/tmp/portage/mysql-4.0.25-r2/work/mysql/libmysqld/examples'
echo timestamp > linked_libmysqldex_sources
cd include; make link_sources
make[1]: Entering directory `/var/tmp/portage/mysql-4.0.25-r2/work/mysql/include'
/bin/cp ../config.h my_config.h
make[1]: Leaving directory `/var/tmp/portage/mysql-4.0.25-r2/work/mysql/include'
echo timestamp > linked_include_sources
make  all-recursive
make[1]: Entering directory `/var/tmp/portage/mysql-4.0.25-r2/work/mysql'
Making all in .
make[2]: Entering directory `/var/tmp/portage/mysql-4.0.25-r2/work/mysql'
make[2]: Nothing to be done for `all-am'.
make[2]: Leaving directory `/var/tmp/portage/mysql-4.0.25-r2/work/mysql'
Making all in include
make[2]: Entering directory `/var/tmp/portage/mysql-4.0.25-r2/work/mysql/include'
make  all-am
make[3]: Entering directory `/var/tmp/portage/mysql-4.0.25-r2/work/mysql/include'
make[3]: Nothing to be done for `all-am'.
make[3]: Leaving directory `/var/tmp/portage/mysql-4.0.25-r2/work/mysql/include'
make[2]: Leaving directory `/var/tmp/portage/mysql-4.0.25-r2/work/mysql/include'
Making all in pstack
make[2]: Entering directory `/var/tmp/portage/mysql-4.0.25-r2/work/mysql/pstack'
Making all in aout
make[3]: Entering directory `/var/tmp/portage/mysql-4.0.25-r2/work/mysql/pstack/aout'
make[3]: Nothing to be done for `all'.
make[3]: Leaving directory `/var/tmp/portage/mysql-4.0.25-r2/work/mysql/pstack/aout'
make[3]: Entering directory `/var/tmp/portage/mysql-4.0.25-r2/work/mysql/pstack'
make[3]: Nothing to be done for `all-am'.
make[3]: Leaving directory `/var/tmp/portage/mysql-4.0.25-r2/work/mysql/pstack'
make[2]: Leaving directory `/var/tmp/portage/mysql-4.0.25-r2/work/mysql/pstack'
Making all in libmysql_r
make[2]: Entering directory `/var/tmp/portage/mysql-4.0.25-r2/work/mysql/libmysql_r'
if /bin/sh ../libtool --preserve-dup-deps --mode=compile i686-pc-linux-gnu-gcc -DDEFAULT_CHARSET_HOME="\"/usr\"" -DDATADIR="\"/var/lib/mysql\"" -DSHAREDIR="\"/usr/share/mysql\"" -DDONT_USE_RAID -DMYSQL_CLIENT  -I. -I. -I.. -I./../include -I../include -I./.. -I.. -I..     -O3 -DDBUG_OFF -O2 -march=pentium4 -DHAVE_ERRNO_AS_DEFINE=1 -DUSE_OLD_FUNCTIONS   -MT libmysql.lo -MD -MP -MF ".deps/libmysql.Tpo" -c -o libmysql.lo libmysql.c; \
then mv -f ".deps/libmysql.Tpo" ".deps/libmysql.Plo"; else rm -f ".deps/libmysql.Tpo"; exit 1; fi
mkdir .libs
 i686-pc-linux-gnu-gcc -DDEFAULT_CHARSET_HOME=\"/usr\" -DDATADIR=\"/var/lib/mysql\" -DSHAREDIR=\"/usr/share/mysql\" -DDONT_USE_RAID -DMYSQL_CLIENT -I. -I. -I.. -I./../include -I../include -I./.. -I.. -I.. -O3 -DDBUG_OFF -O2 -march=pentium4 -DHAVE_ERRNO_AS_DEFINE=1 -DUSE_OLD_FUNCTIONS -MT libmysql.lo -MD -MP -MF .deps/libmysql.Tpo -c libmysql.c  -fPIC -DPIC -o .libs/libmysql.o
In file included from ../include/m_string.h:31,
                 from libmysql.c:27:
/usr/include/string.h:210: error: syntax error before '(' token
/usr/include/string.h:210: error: syntax error before "const"
make[2]: *** [libmysql.lo] Error 1
make[2]: Leaving directory `/var/tmp/portage/mysql-4.0.25-r2/work/mysql/libmysql_r'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/var/tmp/portage/mysql-4.0.25-r2/work/mysql'
make: *** [all] Error 2

!!! ERROR: dev-db/mysql-4.0.25-r2 failed.
!!! Function src_compile, Line 235, Exitcode 2
!!! compile problem
!!! If you need support, post the topmost build error, NOT this status message.