diff --git a/headers/posix/unistd.h b/headers/posix/unistd.h
index 75d33a082c..9952648b87 100644
--- a/headers/posix/unistd.h
+++ b/headers/posix/unistd.h
@@ -109,9 +109,9 @@ extern off_t	lseek(int fd, off_t offset, int whence);
 #define B_MOUNT_READ_ONLY		1
 #define B_MOUNT_VIRTUAL_DEVICE	2
 
-//extern int		mount(const char *filesystem, const char *where, const char *device,
-//					ulong flags, void *parms, int len);
-//extern int		unmount(const char *path);
+extern int		mount(const char *filesystem, const char *where, const char *device,
+					ulong flags, void *parms, int len);
+extern int		unmount(const char *path);
 
 extern int      getdtablesize(void);
 extern long		sysconf(int name);
diff --git a/src/kernel/Jamfile b/src/kernel/Jamfile
index 4bdea08b83..6f93c64a7a 100644
--- a/src/kernel/Jamfile
+++ b/src/kernel/Jamfile
@@ -361,6 +361,7 @@ KernelStaticLibraryObjects libc.a :
 	<$(SOURCE_GRIST)!libc!unistd>sleep.o
 	<$(SOURCE_GRIST)!libc!unistd>usleep.o
 	<$(SOURCE_GRIST)!libc!unistd>ioctl.o
+	<$(SOURCE_GRIST)!libc!unistd>mount.o
 	<$(SOURCE_GRIST)!libc!unistd>conf.o
 	;
 
@@ -478,6 +479,7 @@ KernelLd libc.so :
 	<$(SOURCE_GRIST)!libc!unistd>sleep.o
 	<$(SOURCE_GRIST)!libc!unistd>usleep.o
 	<$(SOURCE_GRIST)!libc!unistd>ioctl.o
+	<$(SOURCE_GRIST)!libc!unistd>mount.o
 	<$(SOURCE_GRIST)!libc!unistd>conf.o
 	:
 	$(SUBDIR)/ldscripts/$(OBOS_ARCH)/library.ld
diff --git a/src/kernel/core/fd.c b/src/kernel/core/fd.c
index 7d9e3a59d4..be0e1fef8d 100644
--- a/src/kernel/core/fd.c
+++ b/src/kernel/core/fd.c
@@ -1,11 +1,11 @@
-/* fd.c
- *
- * Operations on file descriptors...
- * see fd.h for the definitions
- *
- */
+/* Operations on file descriptors
+** 
+** Copyright 2002, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
+** Distributed under the terms of the OpenBeOS License.
+*/
 
-#include <ktypes.h>
+
+//#include <ktypes.h>
 #include <OS.h>
 #include <fd.h>
 #include <vfs.h>