cvs ./buildconf & configure failed

Hello php-dev, sitnikov-gap /home/local/sitnikov/projects/php4> ./buildconf rebuilding configure configure.in:823: warning: AC_PROG_LIBTOOL is m4_require'd but is not m4_defun'd configure.in:151: error: possibly undefined macro: AC_MSG_RESULT configure.in:285: error: possibly undefined macro: AC_DEFINE configure.in:1039: error: possibly undefined macro: AC_PROG_LIBTOOL configure:70112: error: possibly undefined macro: _LT_AC_TRY_DLOPEN_SELF rebuilding main/php_config.h.in sitnikov-gap /home/local/sitnikov/projects/php4> ./configure ...skip... Configuring Zend ./configure: AC_PROG_LIBTOOL: command not found ..... checking whether dlsym() requires a leading underscore in symbol names... ./configure: line 70106: syntax error near unexpected token `_LT_AC_TRY_DLOPEN_SELF(' ./configure: line 70106: `_LT_AC_TRY_DLOPEN_SELF(' ./configure line 70106: EOF fi echo "$as_me:70110: checking whether dlsym() requires a leading underscore in symbol names" >&5 echo $ECHO_N "checking whether dlsym() requires a leading underscore in symbol names... $ECHO_C" >&6 _LT_AC_TRY_DLOPEN_SELF( AC_MSG_RESULT(no) , AC_MSG_RESULT(yes) AC_DEFINE(DLSYM_NEEDS_UNDERSCORE, 1, [Define if dlsym() requires a leading underscore in symbol names. ]) , AC_MSG_RESULT(no) , ) echo "$as_me:70121: checking for uint" >&5 Best regards, Andrew Sitnikov e-mail : sitnikov@infonet.ee GSM: (+372) 56491109