Update linux/mips port.

Add m68k to linux port.

doc/src/sgml/installation.sgml

-<!-- $Header: /cvsroot/pgsql/doc/src/sgml/installation.sgml,v 1.159 2003/10/26 00:22:51 momjian Exp $ -->
+<!-- $Header: /cvsroot/pgsql/doc/src/sgml/installation.sgml,v 1.160 2003/10/26 00:26:13 momjian Exp $ -->
 
 <chapter id="installation">
  <title><![%standalone-include[<productname>PostgreSQL</>]]>
@@ -1629,7 +1629,7 @@ gunzip -c postgres.ps.gz \
 	<entry>7.3</entry>
 	<entry>2003-10-25,
 	 No?l K?the (<email>noel@debian.org</email>)</entry>
-	<entry></entry>
+	<entry>2.4</entry>
        </row>
        <row>
 	<entry><systemitem class="osname">Linux</></entry>

src/include/port/linux.h

@@ -43,4 +43,9 @@ typedef unsigned int slock_t;
 
 #define HAS_TEST_AND_SET
 
+#ifif defined(__m68k__)
+typedef unsigned char slock_t;
+
+#define HAS_TEST_AND_SET
+
 #endif