| ### BEGIN compatibility checks ### | |
| AC_CHECK_FUNCS(scm_c_define_module scm_c_read_string scm_gc_protect_object scm_list_1) | |
| AC_MSG_CHECKING(for scm_t_bits) | |
| AC_CACHE_VAL(ac_cv_have_scm_t_bits, | |
| [AC_TRY_COMPILE([#include <libguile.h>], | |
| [scm_t_bits a;], | |
| ac_cv_have_scm_t_bits=yes, ac_cv_have_scm_t_bits=no)]) | |
| AC_MSG_RESULT($ac_cv_have_scm_t_bits) | |
| if test $ac_cv_have_scm_t_bits = yes; then | |
| AC_DEFINE(HAVE_SCM_T_BITS) | |
| fi | |
| ### END compatibility checks ### | |