fileincref -> filedup (consistent with idup)

1 files changed, 1 insertions, 1 deletions

diff --git a/sysfile.c b/sysfile.c
index 1182e17..712a220 100644
--- a/sysfile.c
+++ b/sysfile.c
@@ -83,7 +83,7 @@ sys_dup(void)
     return -1;
   if((fd=fdalloc(f)) < 0)
     return -1;
-  fileincref(f);
+  filedup(f);
   return fd;
 }