[#include <libguile.h>])
CXXFLAGS="$save_CXXFLAGS"
+## Check for usable cxxabi
+AC_MSG_CHECKING(for usable C++ demangler)
+AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <cxxabi.h>],
+ [abi::__cxa_demangle ("", 0, 0, 0)]);],
+ [AC_DEFINE(HAVE_CXA_DEMANGLE)
+AC_MSG_RESULT(yes)],
+ [AC_MSG_RESULT([no, use c++filt -t for manual demangling])])
+
## check rational bugfix.
save_CPPFLAGS="$CPPFLAGS"
CPPFLAGS="$GUILE_CFLAGS $CPPFLAGS"
STEPMAKE_PATH_PROG(GHOSTSCRIPT, gs, OPTIONAL, 8.60)
-STEPMAKE_PATH_PROG(FONTFORGE, fontforge, REQUIRED, 20050624)
-# For svg woff fonts to work, version 20100501 is required but
-# the build does not break; leave optional until distros ship it.
-STEPMAKE_PATH_PROG(FONTFORGE, fontforge, OPTIONAL, 20100501)
+STEPMAKE_PATH_PROG(FONTFORGE, fontforge, REQUIRED, 20100501)
+STEPMAKE_PATH_PROG(FONTFORGE, fontforge, OPTIONAL, 20110222)
STEPMAKE_PATH_PROG(T1ASM, t1asm, REQUIRED)