protoize no-arguments functions

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47744 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/hash.c b/hash.c
index 9bfc39611e..29f4b26385 100644
--- a/hash.c
+++ b/hash.c
@@ -2772,7 +2772,7 @@ getenvsize(const char* p)
     return p - porg + 1;
 }
 static size_t
-getenvblocksize()
+getenvblocksize(void)
 {
     return (rb_w32_osver() >= 5) ? 32767 : 5120;
 }