Index: src/os_unix.c
==================================================================
--- src/os_unix.c
+++ src/os_unix.c
@@ -511,11 +511,15 @@
 #else
   { "lstat",         (sqlite3_syscall_ptr)0,              0 },
 #endif
 #define osLstat      ((int(*)(const char*,struct stat*))aSyscall[27].pCurrent)
 
+#if defined(__linux__) && defined(SQLITE_ENABLE_BATCH_ATOMIC_WRITE)
   { "ioctl",         (sqlite3_syscall_ptr)ioctl,          0 },
+#else
+  { "ioctl",         (sqlite3_syscall_ptr)0,              0 },
+#endif
 #define osIoctl ((int(*)(int,int,...))aSyscall[28].pCurrent)
 
 }; /* End of the overrideable system calls */