Cannot compile

I just did a cvsup to get up-to-date again after I hadn't found time to work
on ecpg for some months and found out that I cannot even compile anymore:

make[3]: Entering directory /home/postgres/pgsql/src/backend/parser'
gcc -MM -I../../../src/include  -O2 -Wall -Wmissing-prototypes -Wmissing-declarations -Wno-error *.c >depend
analyze.c:22: parser/parse.h: No such file or directory
analyze.c:30: utils/fmgroids.h: No such file or directory
keywords.c:22: parser/parse.h: No such file or directory
parse_clause.c:22: parser/parse.h: No such file or directory
parse_expr.c:24: parser/parse.h: No such file or directory
parse_func.c:32: utils/fmgroids.h: No such file or directory
parse_oper.c:25: utils/fmgroids.h: No such file or directory
parser.c:22: parser/parse.h: No such file or directory
scan.l:30: parser/parse.h: No such file or directory
make[3]: *** [depend] Error 1
make[3]: Leaving directory /home/postgres/pgsql/src/backend/parser'
make[2]: *** [parser/parse.h] Error 2
make[2]: Leaving directory /home/postgres/pgsql/src/backend'
make[1]: *** [all] Error 2
make[1]: Leaving directory /home/postgres/pgsql/src'
make: *** [all] Error 2            

And so on. 

What's going on?

Michael
-- 
Michael Meskes
Michael@Fam-Meskes.De
Go SF 49ers! Go Rhein Fire!
Use Debian GNU/Linux! Use PostgreSQL!