1 files changed, 7 insertions, 0 deletions
diff --git a/set_si.c b/set_si.c
index 84a8343bb..8a1e85ab0 100644
--- a/set_si.c
+++ b/set_si.c
@@ -5,7 +5,14 @@
 #include "mpfr.h"
 
 void
+#if __STDC__
 mpfr_set_si(mpfr_ptr x, long i, unsigned char rnd_mode)
+#else
+mpfr_set_si(x, i, rnd_mode)
+     mpfr_ptr x;
+     long i;
+     unsigned char rnd_mode;
+#endif
 {
   unsigned long xn, ai, cnt;