dnl compiler allow that)
dnl LYX_CXX_PARTIAL
dnl LYX_CXX_EXPLICIT
-LYX_CXX_GLOBAL_CSTD
+dnl LYX_CXX_GLOBAL_CSTD
dnl LYX_STD_COUNT
dnl we disable rtti for now
dnl LYX_CXX_RTTI
dnl AC_CHECK_HEADERS(ostream istream sstream locale limits ios)
dnl LYX_CXX_STL_MODERN_STREAMS
+### Objective-C compiler
+AC_PROG_OBJC
+_AM_DEPENDENCIES([OBJC])
+
### and now some special lyx flags.
AC_ARG_ENABLE(assertions,
AC_HELP_STRING([--enable-assertions],[add runtime sanity checks in the program]),,