[poppler] remove fortran check during libtool initialisation

[Vincent Torri]

Here is a patch that remove the fortran check during the initialisation of 
libtool (i don't think that there is a fortran binding in poppler). Hence, 
the configure script takes less time to execute.

Vincent Torri


diff --git a/configure.ac b/configure.ac
index d32f048..0b28d89 100644
--- a/configure.ac
+++ b/configure.ac
@@ -6,6 +6,7 @@ AM_CONFIG_HEADER(poppler/poppler-config.h)

  dnl ##### Initialize libtool.
  AC_LIBTOOL_WIN32_DLL
+define([AC_LIBTOOL_LANG_F77_CONFIG], [:])dnl
  AC_PROG_LIBTOOL

  dnl ##### Checks for programs.