--- Linux-Clone/Clone.xs	2022/09/03 23:56:10	1.7
+++ Linux-Clone/Clone.xs	2022/09/06 10:57:01	1.9
@@ -17,6 +17,13 @@
 #include <net/if.h>
 
 #include <linux/nsfs.h>
+#include <linux/kcmp.h>
+
+/* kcmp.h does not define symbols, so there is no way to detect preesence of enum */
+/* members, so we just hardcode new symbols here. */
+#ifndef KCMP_EPOLL_TFD
+  #define KCMP_EPOLL_TFD 7
+#endif
 
 #ifdef __has_include
   #if !__has_include("linux/kcmp.h") // use "" as GCC wrongly expands macros
@@ -118,6 +125,10 @@
 #   ifdef CLONE_NEWNET
       const_iv_clone (NEWNET)
 #   endif
+#   ifdef CLONE_NEWTIME
+      x
+      const_iv_clone (NEWTIME)
+#   endif
 #   ifdef CLONE_PTRACE
       const_iv_clone (PTRACE)
 #   endif
@@ -165,7 +176,7 @@
       const_iv (KCMP_SIGHAND)
       const_iv (KCMP_IO)
       const_iv (KCMP_SYSVSEM)
-      const_iv (KCMP_FILE)
+      const_iv (KCMP_EPOLL_TFD)
 #   endif
 #   ifdef NS_GET_USERNS
       const_iv (NS_GET_USERNS)
@@ -219,6 +230,7 @@
 
 int
 unshare (int flags)
+	PROTOTYPE: @
 
 int
 setns (SV *fh_or_fd, int nstype = 0)