1 files changed, 3 insertions, 1 deletions
diff --git a/internal.h b/internal.h
index 9bc9a26..2605d21 100644
--- a/internal.h
+++ b/internal.h
@@ -3,6 +3,8 @@
 
 #include <netinet/in.h>
 #include <sys/socket.h>
+#include <sys/utsname.h>
+#include <ctype.h>
 #include <errno.h>
 #include <fcntl.h>
 #include <inttypes.h>
@@ -22,5 +24,5 @@
 
 #define HIDDEN GCC_ATTRIBUTES(__visibility__("hidden"))
 
-
 HIDDEN void liberror_libc_set_error_one_file(const char *, const char *, const char *, int, const char *);
+HIDDEN int liberror_libc_check_kernel_version(long int, long int, long int);