Fixed portability problem.

sql-bench/Comments/postgres.benchmark:
  Added warning about PostgreSQL 7.1.1

sql-bench/Comments/postgres.benchmark

-# This file describes how to run MySQL benchmarks with Postgres
-# 
+# This file describes how to run MySQL benchmarks with PostgreSQL
+#
+# WARNING:
+#
+# Don't run the --fast test on a PostgreSQL 7.1.1 database on
+# which you have any critical data; During one of our test runs
+# PostgreSQL got a corrupted database and all data was destroyed!
+# (When we tried to restart postmaster, It died with a
+# 'no such file or directory' error and never recovered from that!
+#
+# WARNING
 
 # The test was run on a Intel Xeon 2x 550 Mzh machine with 1G memory,
 # 9G hard disk.  The OS is Suse 6.4, with Linux 2.2.14 compiled with SMP
@@ -8,8 +17,6 @@
 # on the same machine. No other cpu intensive process was used during
 # the benchmark.
 
-#
-#
 # First, install postgresql-7.1.1.tar.gz
 
 # Adding the following lines to your ~/.bash_profile or
@@ -27,7 +34,10 @@ MANPATH=$MANPATH:/usr/local/pg/man
 #
 
 /usr/local/pg/lib
-and run ldconfig.
+
+# and run:
+
+ldconfig
 
 # untar the postgres source distribution,  cd to postgresql-*
 # and run the following commands:

sql/ha_gemini.cc

@@ -19,11 +19,7 @@
 #pragma implementation				// gcc: Class implementation
 #endif
 
-#include <string.h>
-
 #include "mysql_priv.h"
-#include "my_pthread.h"
-
 #ifdef HAVE_GEMINI_DB
 #include "ha_gemini.h"
 #include "dbconfig.h"
@@ -33,6 +29,7 @@
 
 #include <m_ctype.h>
 #include <myisampack.h>
+#include <m_string.h>
 #include <assert.h>
 #include <hash.h>
 #include <stdarg.h>

sql/mysqld.cc

@@ -88,7 +88,7 @@ int deny_severity = LOG_WARNING;
 #endif
 
 #ifdef _AIX41
-int initgroups(const char *,int);
+int initgroups(const char *,unsigned int);
 #endif
 
 #if defined(__FreeBSD__) && defined(HAVE_IEEEFP_H)