Fixed missing extern C

1 files changed, 1 insertions, 1 deletions

diff --git a/src/c_fl.h b/src/c_fl.h
index fc96898..eb2bb3c 100644
--- a/src/c_fl.h
+++ b/src/c_fl.h
@@ -10,7 +10,7 @@
 
 
 
-size_t c_pointer_size();
+extern "C" size_t c_pointer_size();
 
 
 extern "C" int fl_abi_check(int v);