X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=configure.ac;h=f54ef014245ab7ede10035f8e7b3d1a532484ea7;hb=eb87b07de097463cf91cf76be9bbc6b9fc0cad98;hp=a2c8befc1fe0aa67f56aa79dfd4bff243d371a6e;hpb=0614cf0d1891a5f3f191eecfd021efe49b6601ea;p=supertux.git

diff --git a/configure.ac b/configure.ac
index a2c8befc1..f54ef0142 100644
--- a/configure.ac
+++ b/configure.ac
@@ -39,6 +39,12 @@ if test -n "$XGETTEXT" ; then
     fi
 fi
 
+AC_PROG_LEX
+LEX_LIBS=$LEXLIB
+AC_SUBST([LEX_LIBS])
+AC_CHECK_PROGS([BISON], bison)
+AC_SUBST([BISON])
+
 dnl Checks for header files.
 AC_HEADER_DIRENT
 AC_HEADER_STDC