1 files changed, 2 insertions, 2 deletions
diff --git a/mpfr.h b/mpfr.h
index b887c250c..af7d0a766 100644
--- a/mpfr.h
+++ b/mpfr.h
@@ -166,7 +166,7 @@ int mpfr_sqrt_ui _PROTO ((mpfr_ptr, unsigned long, mp_rnd_t));
 int mpfr_add _PROTO ((mpfr_ptr, mpfr_srcptr, mpfr_srcptr, mp_rnd_t));
 int mpfr_add_ui _PROTO ((mpfr_ptr, mpfr_srcptr, unsigned long, mp_rnd_t));
 int mpfr_sub_ui _PROTO ((mpfr_ptr, mpfr_srcptr, unsigned long, mp_rnd_t));
-void mpfr_add_one_ulp _PROTO ((mpfr_ptr));
+int mpfr_add_one_ulp _PROTO ((mpfr_ptr, mp_rnd_t));
 int mpfr_sub _PROTO ((mpfr_ptr, mpfr_srcptr, mpfr_srcptr, mp_rnd_t));
 int mpfr_ui_sub _PROTO ((mpfr_ptr, unsigned long, mpfr_srcptr, mp_rnd_t));
 void mpfr_reldiff _PROTO ((mpfr_ptr, mpfr_srcptr, mpfr_srcptr, mp_rnd_t));
@@ -193,7 +193,7 @@ extern mp_prec_t __mpfr_default_fp_bit_precision;
 extern mp_rnd_t __gmp_default_rounding_mode;
 char * mpfr_print_rnd_mode _PROTO((mp_rnd_t)); 
 int mpfr_neg _PROTO((mpfr_ptr, mpfr_srcptr, mp_rnd_t)); 
-void mpfr_sub_one_ulp _PROTO((mpfr_ptr)); 
+int mpfr_sub_one_ulp _PROTO((mpfr_ptr, mp_rnd_t));
 int mpfr_div_ui _PROTO((mpfr_ptr, mpfr_srcptr, unsigned long int, mp_rnd_t)); 
 int mpfr_ui_div _PROTO((mpfr_ptr, unsigned long int, mpfr_srcptr, mp_rnd_t)); 
 mp_prec_t mpfr_get_prec _PROTO((mpfr_srcptr));