fix dummied-out fdatasync

diff --git a/src/unistd/fdatasync.c b/src/unistd/fdatasync.c
index ef7c9a9..dd4d41c 100644 (file)
--- a/src/unistd/fdatasync.c
+++ b/src/unistd/fdatasync.c
@@ -3,5 +3,5 @@
 
 int fdatasync(int fd)
 {
-       return 0;
+       return syscall(SYS_fdatasync, fd);
 }