diff --git a/libmaxsi/decl/clock_t.h b/libmaxsi/decl/clock_t.h
new file mode 100644
index 00000000..86f0607a
--- /dev/null
+++ b/libmaxsi/decl/clock_t.h
@@ -0,0 +1,4 @@
+#ifndef _CLOCK_T_DECL
+#define _CLOCK_T_DECL
+typedef __clock_t clock_t;
+#endif
diff --git a/libmaxsi/include/sys/types.h b/libmaxsi/include/sys/types.h
index 3c9d888b..7576982c 100644
--- a/libmaxsi/include/sys/types.h
+++ b/libmaxsi/include/sys/types.h
@@ -33,6 +33,7 @@ __BEGIN_DECLS
 
 @include(useconds_t.h)
 @include(pid_t.h)
+@include(clock_t.h)
 
 __END_DECLS
 
diff --git a/libmaxsi/include/time.h b/libmaxsi/include/time.h
new file mode 100644
index 00000000..0f563e79
--- /dev/null
+++ b/libmaxsi/include/time.h
@@ -0,0 +1,38 @@
+/******************************************************************************
+
+	COPYRIGHT(C) JONAS 'SORTIE' TERMANSEN 2011.
+
+	This file is part of LibMaxsi.
+
+	LibMaxsi is free software: you can redistribute it and/or modify it under
+	the terms of the GNU Lesser General Public License as published by the Free
+	Software Foundation, either version 3 of the License, or (at your option)
+	any later version.
+
+	LibMaxsi is distributed in the hope that it will be useful, but WITHOUT ANY
+	WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+	FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
+	more details.
+
+	You should have received a copy of the GNU Lesser General Public License
+	along with LibMaxsi. If not, see <http://www.gnu.org/licenses/>.
+
+	time.h
+	Time declarations.
+
+******************************************************************************/
+
+#ifndef	_TIME_H
+#define	_TIME_H 1
+
+#include <features.h>
+
+__BEGIN_DECLS
+
+@include(clock_t.h)
+
+clock_t clock(void);
+
+__END_DECLS
+
+#endif
diff --git a/libmaxsi/time.cpp b/libmaxsi/time.cpp
index 35d3e98e..fd2e7b4e 100644
--- a/libmaxsi/time.cpp
+++ b/libmaxsi/time.cpp
@@ -26,6 +26,8 @@
 #include <libmaxsi/string.h>
 #include <libmaxsi/memory.h>
 #include <libmaxsi/syscall.h>
+#include <errno.h>
+#include <time.h>
 
 namespace Maxsi
 {
@@ -37,5 +39,11 @@ namespace Maxsi
 		{
 			return SysUptime(usecssinceboot);
 		}
+
+		extern "C" clock_t clock(void)
+		{
+			errno = ENOTSUP;
+			return -1;
+		}
 	}
 }
diff --git a/sortix/x64/bits.h b/sortix/x64/bits.h
index e67c94ec..6ad8705c 100644
--- a/sortix/x64/bits.h
+++ b/sortix/x64/bits.h
@@ -130,6 +130,7 @@ typedef __off_t __blkcnt_t;
 typedef unsigned int __nlink_t;
 typedef __uintmax_t __ino_t;
 typedef __uintptr_t __dev_t;
+typedef __intmax_t __clock_t;
 
 #endif
 
diff --git a/sortix/x86/bits.h b/sortix/x86/bits.h
index c8c41033..504d4a24 100644
--- a/sortix/x86/bits.h
+++ b/sortix/x86/bits.h
@@ -130,6 +130,7 @@ typedef __off_t __blkcnt_t;
 typedef unsigned int __nlink_t;
 typedef __uintmax_t __ino_t;
 typedef __uintptr_t __dev_t;
+typedef __intmax_t __clock_t;
 
 #endif