===> Configuring for php4-4.4.3_1 configure.in:33: warning: LT_AC_PROG_SED is m4_require'd but is not m4_defun'd configure.in:33: LT_AC_PROG_SED is required by... acinclude.m4:576: PHP_CONFIG_NICE is expanded from... configure.in:33: the top level configure.in:150: warning: AC_PROG_LEX invoked multiple times autoconf/programs.m4:438: AC_DECL_YYTEXT is expanded from... configure.in:150: the top level configure.in:33: warning: LT_AC_PROG_SED is m4_require'd but is not m4_defun'd configure.in:33: LT_AC_PROG_SED is required by... acinclude.m4:576: PHP_CONFIG_NICE is expanded from... configure.in:33: the top level configure.in:150: warning: AC_PROG_LEX invoked multiple times autoconf/programs.m4:438: AC_DECL_YYTEXT is expanded from... configure.in:150: the top level configure.in:146: error: possibly undefined macro: AC_MSG_RESULT If this token and others are legitimate, please use m4_pattern_allow. See the Autoconf documentation. configure.in:205: error: possibly undefined macro: AC_DEFINE configure.in:622: error: possibly undefined macro: PHP_AC_BROKEN_REALPATH configure.in:1215: error: possibly undefined macro: AC_PROG_LIBTOOL configure:1705: error: possibly undefined macro: LT_AC_PROG_SED configure:123853: error: possibly undefined macro: _LT_AC_TRY_DLOPEN_SELF *** Error code 1