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-rw-r--r--ext/bigdecimal/bigdecimal.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/ext/bigdecimal/bigdecimal.c b/ext/bigdecimal/bigdecimal.c
index ef9debf..de1a422 100644
--- a/ext/bigdecimal/bigdecimal.c
+++ b/ext/bigdecimal/bigdecimal.c
@@ -86,10 +86,6 @@ static ID id_eq;
#define DBLE_FIG (DBL_DIG+1) /* figure of double */
#endif
-#ifndef BIGNUM_ZERO_P
-# define BIGNUM_ZERO_P(x) rb_bigzero_p(x)
-#endif
-
#ifndef RRATIONAL_ZERO_P
# define RRATIONAL_ZERO_P(x) (FIXNUM_P(RRATIONAL(x)->num) && \
FIX2LONG(RRATIONAL(x)->num) == 0)