* Changes to the C interface
+** Many of the old macros for doing type conversions between C and
+ Scheme have been deprecated and replaced with functions (or macros
+ that behave like functions).
+
+This was done to ...
+
+These are the deprecated macros and their replacements:
+
+ SCM_EQ_P -> scm_is_eq
+ SCM_FALSEP -> scm_is_false
+ SCM_NFALSEP -> scm_is_true
+ SCM_BOOL -> scm_from_bool
+ SCM_NEGATE_BOOL -> scm_from_bool (! ...)
+ SCM_BOOLP -> scm_is_bool
+ SCM_BOOL_NOT -> scm_not
+
+ SCM_INUMP -> scm_is_integer or similar
+ SCM_NINUMP -> !scm_is_integer or similar
+ SCM_MAKINUM -> scm_from_int or similar
+ SCM_INUM -> scm_to_int or similar
+
** SCM_CELL_WORD_LOC has been deprecated.
Use the new macro SCM_CELL_OBJECT_LOC instead, which return a pointer