diff --git a/include/types/oid.h b/include/types/oid.h
new file mode 100644
index 0000000..d69b53f
--- /dev/null
+++ b/include/types/oid.h
@@ -0,0 +1,6 @@
+#ifndef _QUARK_OID_H
+#define _QUARK_OID_H
+
+typedef unsigned int oid_t;
+
+#endif
\ No newline at end of file
diff --git a/include/types/pid.h b/include/types/pid.h
new file mode 100644
index 0000000..b6fc082
--- /dev/null
+++ b/include/types/pid.h
@@ -0,0 +1,6 @@
+#ifndef _QUARK_PID_H
+#define _QUARK_PID_H
+
+typedef unsigned int pid_t;
+
+#endif
\ No newline at end of file