Bootstrapping emacs fails

[Christoph Conrad]

cvs update, then
make distclean; ./configure --with-x; make bootstrap; sudo make install

gcc -c -D_BSD_SOURCE   -Demacs -DHAVE_CONFIG_H -DUSE_LUCID  -I. 
-I/var/local/cc/news/emacs/src -D_BSD_SOURCE -I/usr/X11R6/include -g -O2 
syntax.c
syntax.c: In Funktion »skip_chars«:
syntax.c:1460: error: `CHAR_CLASS_MAX_LENGTH' undeclared (first use in this 
function)
syntax.c:1460: error: (Each undeclared identifier is reported only once
syntax.c:1460: error: for each function it appears in.)
syntax.c:1461: error: `re_wctype_t' undeclared (first use in this function)
syntax.c:1461: error: Fehler beim Parsen before "cc"
syntax.c:1481: error: `cc' undeclared (first use in this function)
make[1]: *** [syntax.o] Fehler 1