:: commit 194884de1fe11dac396a40fc294582ec4c865d7f

diff --git a/src/main.c b/src/main.c
index 7b09035..014f8f8 100644
--- a/src/main.c
+++ b/src/main.c
@@ -533,9 +533,6 @@ int main(int argc, char * argv[]) {
         }
     }
 
-#ifndef O_BINARY
-    #define O_BINARY 0
-#endif
 #if defined(__MSVCRT__)
     setmode(STDIN_FILENO, O_BINARY);
     setmode(STDOUT_FILENO, O_BINARY);