diff --git a/doc/ChangeLog b/doc/ChangeLog
index 52145379cd..1e25211140 100644
--- a/doc/ChangeLog
+++ b/doc/ChangeLog
@@ -1,3 +1,7 @@
+2003-02-15	Ralf Corsepius <corsepiu@faw.uni-ulm.de>
+
+	* configure.ac: Unconditionally check for epstopdf and texi2pdf.
+
 2003-01-27	Ralf Corsepius <corsepiu@faw.uni-ulm.de>
 
 	* index.html.in: Fix duplicate c4x entry.
diff --git a/doc/configure.ac b/doc/configure.ac
index a9743550e8..7db973d684 100644
--- a/doc/configure.ac
+++ b/doc/configure.ac
@@ -82,16 +82,19 @@ AM_CONDITIONAL(GS,test x"$GS" != x"")
 
 AC_CHECK_PROGS(TEXI2DVI,texi2dvi)
 AM_CONDITIONAL(TEXI2DVI,test x"$TEXI2DVI" != x"")
-if test "$enable_pdf" = "yes"; then
-  AC_CHECK_PROGS(EPSTOPDF,epstopdf)
-  AM_CONDITIONAL(EPSTOPDF,test x"$EPSTOPDF" != x"")
 
-  AC_CHECK_PROGS(TEXI2PDF,texi2pdf)
-  AM_CONDITIONAL(TEXI2PDF,test x"$TEXI2PDF" != x"")
-fi
+AC_CHECK_PROGS(EPSTOPDF,epstopdf)
+AM_CONDITIONAL(EPSTOPDF,
+  test "$enable_pdf" = "yes" \
+    && test x"$EPSTOPDF" != x"" )
+
+AC_CHECK_PROGS(TEXI2PDF,texi2pdf)
+AM_CONDITIONAL(TEXI2PDF,
+  test "$enable_pdf" = "yes" \
+    && test x"$TEXI2PDF" != x"")
 
 AM_CONDITIONAL(USE_HTML,
-  test "$enable_html" = "yes"  \
+  test "$enable_html" = "yes" \
      && test x"PERL" != x"" )
 
 AM_CONDITIONAL(USE_DVI,