initdb failed

i download postgres_win32_7.5_devel,when initdb ,it failed, the error message
is as folllow:

fixing permissions on existing directory C:/Downloads/postgres_win32_7.5_devel/d
ata ... ok
creating directory C:/Downloads/postgres_win32_7.5_devel/data/global ... ok
creating directory C:/Downloads/postgres_win32_7.5_devel/data/pg_xlog ... ok
creating directory C:/Downloads/postgres_win32_7.5_devel/data/pg_clog ... ok
creating directory C:/Downloads/postgres_win32_7.5_devel/data/base ... ok
creating directory C:/Downloads/postgres_win32_7.5_devel/data/base/1 ... ok
creating directory C:/Downloads/postgres_win32_7.5_devel/data/pg_tblspc ... ok
selecting default max_connections ... 10
selecting default shared_buffers ... 50
creating configuration files ... ok
creating template1 database in C:/Downloads/postgres_win32_7.5_devel/data/base/1
... FATAL: syntax error in file "postgresql.conf" line 241, near token "s"
(the error message is not clear enough for me,i looked up the podtgresql.conf.sample
there seems no error:-( )
child process was terminated by signal 1
initdb: failed
initdb: removing contents of data directory "C:/Downloads/postgres_win32_7.5_dev
el/data"

　　　　　　　　致
礼！

　　　　　　　　帅猛
　　　　　　　　shuaimeng(at)db(dot)pku(dot)edu(dot)cn
　　　　　　　　　　2004-07-04