$ ./configure
<foo>
checking whether GLib is unpacked to irssi dir... no
./configure: line 7168: syntax error near unexpected token `1.2.0,,,'
./configure: line 7168: `      AM_PATH_GLIB(1.2.0,,, $glib_modules)'

/usr/local/share/aclocal$ ls glib*
glib-2.0.m4      glib-gettext.m4  glib.m4          glibc2.m4        glibc21.m4

/usr/local/share/aclocal$ grep AM_PATH_GLIB glib.m4
dnl AM_PATH_GLIB([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND [, MODULES]]]])
AC_DEFUN(AM_PATH_GLIB,