Fix a number of places where we can cause errors in configure if CFLAGS /

CXXFLAGS are set to -Wall -Werror.  Thanks to Ralf for the patch.

refs trac:290

This commit was SVN r11762.

The following Trac tickets were found above:
  Ticket 290 --> https://svn.open-mpi.org/trac/ompi/ticket/290

config/c_get_alignment.m4

@@ -29,7 +29,7 @@ AC_DEFUN([OMPI_C_GET_ALIGNMENT],[
 #include <stdio.h>
 #include <stdlib.h>
 struct foo { char c; $1 x; };
-int main(int argc, char* argv[])
+int main()
 {
     struct foo *p = (struct foo *) malloc(sizeof(struct foo));
     int diff;

config/c_weak_symbols.m4

@@ -33,7 +33,7 @@ EOF
     cat > conftest.c <<EOF
 extern int fake(int i);
 extern int real(int i);
-int main(int argc, char *argv[]) { return fake(3); }
+int main() { return fake(3); }
 EOF
 
 # Try the compile

config/cxx_find_template_repository.m4

@@ -91,7 +91,7 @@ foo<T>::member(int i)
 }
 
 int
-main(int argc, char *argv[])
+main()
 {
   foo<bar> var1(6);
   foo< foo<bar> > var2(var1);

config/f77_get_value_true.m4

@@ -56,7 +56,6 @@ void $ompi_print_logical_fn(ompi_fortran_logical_t * logical);
 
 void $ompi_print_logical_fn(ompi_fortran_logical_t * logical)
 {
-    int result = 0;
     FILE *f=fopen("conftestval", "w");
     if (!f) exit(1);
 
@@ -89,7 +88,7 @@ EOF
                  [happy=0])
 
              if test "$happy" = "0" ; then
-                 AC_MSG_ERROR([Could not determine value of Fotran .TRUE..  Aborting.])
+                 AC_MSG_ERROR([Could not determine value of Fortran .TRUE..  Aborting.])
              fi
 
              AS_IF([test "$cross_compiling" = "yes"],

config/ompi_check_icc.m4

@@ -36,7 +36,7 @@ void func (int c, char * f, ...)
   va_end (arglist);
 }
 
-int main (int argc, char * argv[])
+int main ()
 {
   FILE *f;
   func (4711, "Help %d [%s]\n", 10, "ten");

config/ompi_check_pthread_pids.m4

@@ -44,7 +44,7 @@ AC_TRY_RUN([#include <pthread.h>
 #include <unistd.h>
 #include <stdlib.h>
 void *checkpid(void *arg);
-int main(int argc, char* argv[]) {
+int main() {
   pthread_t thr;
   int pid, retval;
   pid = getpid();

config/ompi_config_asm.m4

@@ -211,7 +211,7 @@ void gsym_test_func(void);
 }
 #endif
 int
-main(int argc, char *argv[[]])
+main()
 {
     gsym_test_func();
     return 0;

config/ompi_microsoft.m4

@@ -40,7 +40,7 @@ AC_DEFUN([OMPI_MICROSOFT_COMPILER],[
 
         AC_MSG_CHECKING(for working InterlockedCompareExchange)
         AC_TRY_RUN( [#include <windows.h>
-                     int main( int argc, char** argv ) {
+                     int main() {
                      LONG dest = 1, exchange = 0, comperand = 1;
                      SetErrorMode(SEM_FAILCRITICALERRORS);
                      InterlockedCompareExchange( &dest, exchange, comperand );
@@ -56,7 +56,7 @@ AC_DEFUN([OMPI_MICROSOFT_COMPILER],[
 
         AC_MSG_CHECKING(for working InterlockedCompareExchangeAcquire)
         AC_TRY_RUN( [#include <windows.h>
-                 int main( int argc, char** argv ) {
+                 int main() {
                      LONG dest = 1, exchange = 0, comperand = 1;
                      SetErrorMode(SEM_FAILCRITICALERRORS);
                      InterlockedCompareExchangeAcquire( &dest, exchange, comperand );
@@ -72,7 +72,7 @@ AC_DEFUN([OMPI_MICROSOFT_COMPILER],[
 
         AC_MSG_CHECKING(for working InterlockedCompareExchangeRelease)
         AC_TRY_RUN( [#include <windows.h>
-                 int main( int argc, char** argv ) {
+                 int main() {
                      LONG dest = 1, exchange = 0, comperand = 1;
                      SetErrorMode(SEM_FAILCRITICALERRORS);
                      InterlockedCompareExchangeRelease( &dest, exchange, comperand );
@@ -88,7 +88,7 @@ AC_DEFUN([OMPI_MICROSOFT_COMPILER],[
 
         AC_MSG_CHECKING(for working InterlockedCompareExchange64)
         AC_TRY_RUN( [#include <windows.h>
-                 int main( int argc, char** argv ) {
+                 int main() {
                      LONGLONG dest = 1, exchange = 0, comperand = 1;
                      SetErrorMode(SEM_FAILCRITICALERRORS);
                      InterlockedCompareExchange64( &dest, exchange, comperand );

config/ompi_setup_libevent.m4

@@ -225,7 +225,7 @@ if test "x$ac_cv_header_sys_event_h" = "xyes"; then
 #include <stdlib.h>
 
 int
-main(int argc, char **argv)
+main()
 {
 	int kq;
 	int n;
@@ -289,7 +289,7 @@ epoll_create(int size)
 }
 
 int
-main(int argc, char **argv)
+main()
 {
 	int epfd;