[HACKERS] ecpg is broken in current

[Tatsuo Ishii]

gcc -o ecpg preproc.o pgc.o type.o ecpg.o ecpg_keywords.o output.o keywords.o 
c_keywords.o ../lib/typename.o descriptor.o variable.o -lz -lcrypt -lnsl -ldl -lm 
-lbsd -lreadline -ltermcap -lncurses  -export-dynamic
pgc.o: In function `yylex':
pgc.o(.text+0x582): undefined reference to `pg_mbcliplen'
pgc.o(.text+0x953): undefined reference to `pg_mbcliplen'
collect2: ld returned 1 exit status

pg_mbcliplen cannot be used in the frontend. Remove them, please.
--
Tatsuo Ishii