From: Kurt Zeilenga <kurt@openldap.org>
Date: Mon, 1 Nov 1999 17:36:09 +0000 (+0000)
Subject: Use compile time, instead of run time, sizeof checks.
X-Git-Tag: UCDATA_2_4~263
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=4757d60fb4064530ded0ab4e6b43251e98dbc48c;p=openldap

Use compile time, instead of run time, sizeof checks.
---

diff --git a/build/openldap.m4 b/build/openldap.m4
index 8f6648bd68..3e4c4f85b3 100644
--- a/build/openldap.m4
+++ b/build/openldap.m4
@@ -56,6 +56,33 @@ dnl AC_VERBOSE(OpenLDAP --with-$1 $ol_with_$1)
 ])dnl
 dnl
 dnl ====================================================================
+dnl
+AC_DEFUN(AC_COMPILE_CHECK_SIZEOF,
+[changequote(<<, >>)dnl 
+dnl The name to #define. 
+define(<<AC_TYPE_NAME>>, translit(sizeof_$1, [a-z *], [A-Z_P]))dnl 
+dnl The cache variable name. 
+define(<<AC_CV_NAME>>, translit(ac_cv_sizeof_$1, [ *], [_p]))dnl 
+changequote([, ])dnl 
+AC_MSG_CHECKING(size of $1) 
+AC_CACHE_VAL(AC_CV_NAME, 
+[for ac_size in 4 8 1 2 16 $2 ; do # List sizes in rough order of prevalence. 
+  AC_TRY_COMPILE([#include "confdefs.h" 
+#include <sys/types.h> 
+$2 
+], [switch (0) case 0: case (sizeof ($1) == $ac_size):;], AC_CV_NAME=$ac_size) 
+  if test x$AC_CV_NAME != x ; then break; fi 
+done 
+]) 
+if test x$AC_CV_NAME = x ; then 
+  AC_MSG_ERROR([cannot determine a size for $1]) 
+fi 
+AC_MSG_RESULT($AC_CV_NAME) 
+AC_DEFINE_UNQUOTED(AC_TYPE_NAME, $AC_CV_NAME, [The number of bytes in type $1]) 
+undefine([AC_TYPE_NAME])dnl 
+undefine([AC_CV_NAME])dnl 
+])
+dnl ====================================================================
 dnl check if hard links are supported.
 dnl
 AC_DEFUN([OL_PROG_LN_H], [# test for ln hardlink support
diff --git a/configure b/configure
index c2cd32dc43..3a8357bfc6 100755
--- a/configure
+++ b/configure
@@ -13809,30 +13809,16 @@ if test $cross_compiling = yes ; then
 #define CROSS_COMPILING 1
 EOF
 
-
-	cat >> confdefs.h <<\EOF
-#define LBER_INT_T long
-EOF
-
-	cat >> confdefs.h <<\EOF
-#define LBER_TAG_T long
-EOF
-
-	cat >> confdefs.h <<\EOF
-#define LBER_SOCKET_T int
-EOF
-
-
 else
 	echo $ac_n "checking whether byte ordering is bigendian""... $ac_c" 1>&6
-echo "configure:13829: checking whether byte ordering is bigendian" >&5
+echo "configure:13815: checking whether byte ordering is bigendian" >&5
 if eval "test \"\${ac_cv_c_bigendian+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_cv_c_bigendian=unknown
 # See if sys/param.h defines the BYTE_ORDER macro.
 cat > conftest.$ac_ext <<EOF
-#line 13836 "configure"
+#line 13822 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -13843,11 +13829,11 @@ int main() {
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:13847: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:13833: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   # It does; now see whether it defined to BIG_ENDIAN or not.
 cat > conftest.$ac_ext <<EOF
-#line 13851 "configure"
+#line 13837 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -13858,7 +13844,7 @@ int main() {
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:13862: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:13848: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_bigendian=yes
 else
@@ -13878,7 +13864,7 @@ if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 13882 "configure"
+#line 13868 "configure"
 #include "confdefs.h"
 main () {
   /* Are we little or big endian?  From Harbison&Steele.  */
@@ -13891,7 +13877,7 @@ main () {
   exit (u.c[sizeof (long) - 1] == 1);
 }
 EOF
-if { (eval echo configure:13895: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:13881: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_c_bigendian=no
 else
@@ -13914,153 +13900,154 @@ EOF
 
 fi
 
-	echo $ac_n "checking size of short""... $ac_c" 1>&6
-echo "configure:13919: checking size of short" >&5
+fi
+
+echo $ac_n "checking size of short""... $ac_c" 1>&6
+echo "configure:13907: checking size of short" >&5 
 if eval "test \"\${ac_cv_sizeof_short+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
-  if test "$cross_compiling" = yes; then
-    { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
-else
+  for ac_size in 4 8 1 2 16  ; do # List sizes in rough order of prevalence. 
   cat > conftest.$ac_ext <<EOF
-#line 13927 "configure"
+#line 13913 "configure"
 #include "confdefs.h"
-#include <stdio.h>
-main()
-{
-  FILE *f=fopen("conftestval", "w");
-  if (!f) exit(1);
-  fprintf(f, "%d\n", sizeof(short));
-  exit(0);
-}
+#include "confdefs.h" 
+#include <sys/types.h> 
+ 
+
+int main() {
+switch (0) case 0: case (sizeof (short) == $ac_size):;
+; return 0; }
 EOF
-if { (eval echo configure:13938: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
-then
-  ac_cv_sizeof_short=`cat conftestval`
+if { (eval echo configure:13923: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+  rm -rf conftest*
+  ac_cv_sizeof_short=$ac_size
 else
   echo "configure: failed program was:" >&5
   cat conftest.$ac_ext >&5
-  rm -fr conftest*
-  ac_cv_sizeof_short=0
-fi
-rm -fr conftest*
 fi
+rm -f conftest* 
+  if test x$ac_cv_sizeof_short != x ; then break; fi 
+done 
 
 fi
-echo "$ac_t""$ac_cv_sizeof_short" 1>&6
+ 
+if test x$ac_cv_sizeof_short = x ; then 
+  { echo "configure: error: cannot determine a size for short" 1>&2; exit 1; } 
+fi 
+echo "$ac_t""$ac_cv_sizeof_short" 1>&6 
 cat >> confdefs.h <<EOF
 #define SIZEOF_SHORT $ac_cv_sizeof_short
 EOF
-
  
-	echo $ac_n "checking size of int""... $ac_c" 1>&6
-echo "configure:13958: checking size of int" >&5
+ 
+echo $ac_n "checking size of int""... $ac_c" 1>&6
+echo "configure:13946: checking size of int" >&5 
 if eval "test \"\${ac_cv_sizeof_int+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
-  if test "$cross_compiling" = yes; then
-    { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
-else
+  for ac_size in 4 8 1 2 16  ; do # List sizes in rough order of prevalence. 
   cat > conftest.$ac_ext <<EOF
-#line 13966 "configure"
+#line 13952 "configure"
 #include "confdefs.h"
-#include <stdio.h>
-main()
-{
-  FILE *f=fopen("conftestval", "w");
-  if (!f) exit(1);
-  fprintf(f, "%d\n", sizeof(int));
-  exit(0);
-}
+#include "confdefs.h" 
+#include <sys/types.h> 
+ 
+
+int main() {
+switch (0) case 0: case (sizeof (int) == $ac_size):;
+; return 0; }
 EOF
-if { (eval echo configure:13977: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
-then
-  ac_cv_sizeof_int=`cat conftestval`
+if { (eval echo configure:13962: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+  rm -rf conftest*
+  ac_cv_sizeof_int=$ac_size
 else
   echo "configure: failed program was:" >&5
   cat conftest.$ac_ext >&5
-  rm -fr conftest*
-  ac_cv_sizeof_int=0
-fi
-rm -fr conftest*
 fi
+rm -f conftest* 
+  if test x$ac_cv_sizeof_int != x ; then break; fi 
+done 
 
 fi
-echo "$ac_t""$ac_cv_sizeof_int" 1>&6
+ 
+if test x$ac_cv_sizeof_int = x ; then 
+  { echo "configure: error: cannot determine a size for int" 1>&2; exit 1; } 
+fi 
+echo "$ac_t""$ac_cv_sizeof_int" 1>&6 
 cat >> confdefs.h <<EOF
 #define SIZEOF_INT $ac_cv_sizeof_int
 EOF
-
  
-	echo $ac_n "checking size of long""... $ac_c" 1>&6
-echo "configure:13997: checking size of long" >&5
+ 
+echo $ac_n "checking size of long""... $ac_c" 1>&6
+echo "configure:13985: checking size of long" >&5 
 if eval "test \"\${ac_cv_sizeof_long+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
-  if test "$cross_compiling" = yes; then
-    { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
-else
+  for ac_size in 4 8 1 2 16  ; do # List sizes in rough order of prevalence. 
   cat > conftest.$ac_ext <<EOF
-#line 14005 "configure"
+#line 13991 "configure"
 #include "confdefs.h"
-#include <stdio.h>
-main()
-{
-  FILE *f=fopen("conftestval", "w");
-  if (!f) exit(1);
-  fprintf(f, "%d\n", sizeof(long));
-  exit(0);
-}
+#include "confdefs.h" 
+#include <sys/types.h> 
+ 
+
+int main() {
+switch (0) case 0: case (sizeof (long) == $ac_size):;
+; return 0; }
 EOF
-if { (eval echo configure:14016: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
-then
-  ac_cv_sizeof_long=`cat conftestval`
+if { (eval echo configure:14001: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+  rm -rf conftest*
+  ac_cv_sizeof_long=$ac_size
 else
   echo "configure: failed program was:" >&5
   cat conftest.$ac_ext >&5
-  rm -fr conftest*
-  ac_cv_sizeof_long=0
-fi
-rm -fr conftest*
 fi
+rm -f conftest* 
+  if test x$ac_cv_sizeof_long != x ; then break; fi 
+done 
 
 fi
-echo "$ac_t""$ac_cv_sizeof_long" 1>&6
+ 
+if test x$ac_cv_sizeof_long = x ; then 
+  { echo "configure: error: cannot determine a size for long" 1>&2; exit 1; } 
+fi 
+echo "$ac_t""$ac_cv_sizeof_long" 1>&6 
 cat >> confdefs.h <<EOF
 #define SIZEOF_LONG $ac_cv_sizeof_long
 EOF
+ 
 
 
+if test "$ac_cv_sizeof_int" -lt 4 ; then
+	echo "configure: warning: OpenLDAP requires 'int' to be 32 bits or greater." 1>&2
 
-	if test "$ac_cv_sizeof_int" -lt 4 ; then
-		echo "configure: warning: OpenLDAP requires 'int' to be 32 bits or greater." 1>&2
-
-		cat >> confdefs.h <<\EOF
+	cat >> confdefs.h <<\EOF
 #define LBER_INT_T long
 EOF
 
-		cat >> confdefs.h <<\EOF
+	cat >> confdefs.h <<\EOF
 #define LBER_TAG_T long
 EOF
 
-		cat >> confdefs.h <<\EOF
+	cat >> confdefs.h <<\EOF
 #define LBER_SOCKET_T int
 EOF
 
-	else
-		cat >> confdefs.h <<\EOF
+else
+	cat >> confdefs.h <<\EOF
 #define LBER_INT_T int
 EOF
 
-		cat >> confdefs.h <<\EOF
+	cat >> confdefs.h <<\EOF
 #define LBER_TAG_T long
 EOF
 
-		cat >> confdefs.h <<\EOF
+	cat >> confdefs.h <<\EOF
 #define LBER_SOCKET_T int
 EOF
 
-	fi
 fi
 
 cat >> confdefs.h <<\EOF
@@ -14069,7 +14056,7 @@ EOF
 
 
 echo $ac_n "checking for 8-bit clean memcmp""... $ac_c" 1>&6
-echo "configure:14073: checking for 8-bit clean memcmp" >&5
+echo "configure:14060: checking for 8-bit clean memcmp" >&5
 if eval "test \"\${ac_cv_func_memcmp_clean+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -14077,7 +14064,7 @@ else
   ac_cv_func_memcmp_clean=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 14081 "configure"
+#line 14068 "configure"
 #include "confdefs.h"
 
 main()
@@ -14087,7 +14074,7 @@ main()
 }
 
 EOF
-if { (eval echo configure:14091: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:14078: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_memcmp_clean=yes
 else
@@ -14105,12 +14092,12 @@ echo "$ac_t""$ac_cv_func_memcmp_clean" 1>&6
 test $ac_cv_func_memcmp_clean = no && LIBOBJS="$LIBOBJS memcmp.${ac_objext}"
 
 echo $ac_n "checking for strftime""... $ac_c" 1>&6
-echo "configure:14109: checking for strftime" >&5
+echo "configure:14096: checking for strftime" >&5
 if eval "test \"\${ac_cv_func_strftime+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 14114 "configure"
+#line 14101 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strftime(); below.  */
@@ -14134,7 +14121,7 @@ f = strftime;
 
 ; return 0; }
 EOF
-if { (eval echo configure:14138: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:14125: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_strftime=yes"
 else
@@ -14156,7 +14143,7 @@ else
   echo "$ac_t""no" 1>&6
 # strftime is in -lintl on SCO UNIX.
 echo $ac_n "checking for strftime in -lintl""... $ac_c" 1>&6
-echo "configure:14160: checking for strftime in -lintl" >&5
+echo "configure:14147: checking for strftime in -lintl" >&5
 ac_lib_var=`echo intl'_'strftime | sed 'y%./+-:%__p__%'`
 if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -14164,7 +14151,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lintl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 14168 "configure"
+#line 14155 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -14175,7 +14162,7 @@ int main() {
 strftime()
 ; return 0; }
 EOF
-if { (eval echo configure:14179: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:14166: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -14203,12 +14190,12 @@ fi
 
 
 echo $ac_n "checking for inet_aton()""... $ac_c" 1>&6
-echo "configure:14207: checking for inet_aton()" >&5
+echo "configure:14194: checking for inet_aton()" >&5
 if eval "test \"\${ol_cv_func_inet_aton+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 14212 "configure"
+#line 14199 "configure"
 #include "confdefs.h"
 
 #ifdef HAVE_SYS_TYPES_H
@@ -14230,7 +14217,7 @@ struct in_addr in;
 int rc = inet_aton( "255.255.255.255", &in );
 ; return 0; }
 EOF
-if { (eval echo configure:14234: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:14221: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ol_cv_func_inet_aton=yes
 else
@@ -14252,12 +14239,12 @@ EOF
  
 
 echo $ac_n "checking for _spawnlp""... $ac_c" 1>&6
-echo "configure:14256: checking for _spawnlp" >&5
+echo "configure:14243: checking for _spawnlp" >&5
 if eval "test \"\${ac_cv_func__spawnlp+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 14261 "configure"
+#line 14248 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char _spawnlp(); below.  */
@@ -14281,7 +14268,7 @@ f = _spawnlp;
 
 ; return 0; }
 EOF
-if { (eval echo configure:14285: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:14272: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func__spawnlp=yes"
 else
@@ -14305,12 +14292,12 @@ fi
 
 
 echo $ac_n "checking for _snprintf""... $ac_c" 1>&6
-echo "configure:14309: checking for _snprintf" >&5
+echo "configure:14296: checking for _snprintf" >&5
 if eval "test \"\${ac_cv_func__snprintf+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 14314 "configure"
+#line 14301 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char _snprintf(); below.  */
@@ -14334,7 +14321,7 @@ f = _snprintf;
 
 ; return 0; }
 EOF
-if { (eval echo configure:14338: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:14325: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func__snprintf=yes"
 else
@@ -14360,12 +14347,12 @@ fi
 
 
 echo $ac_n "checking for _vsnprintf""... $ac_c" 1>&6
-echo "configure:14364: checking for _vsnprintf" >&5
+echo "configure:14351: checking for _vsnprintf" >&5
 if eval "test \"\${ac_cv_func__vsnprintf+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 14369 "configure"
+#line 14356 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char _vsnprintf(); below.  */
@@ -14389,7 +14376,7 @@ f = _vsnprintf;
 
 ; return 0; }
 EOF
-if { (eval echo configure:14393: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:14380: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func__vsnprintf=yes"
 else
@@ -14415,12 +14402,12 @@ fi
 
 
 echo $ac_n "checking for vprintf""... $ac_c" 1>&6
-echo "configure:14419: checking for vprintf" >&5
+echo "configure:14406: checking for vprintf" >&5
 if eval "test \"\${ac_cv_func_vprintf+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 14424 "configure"
+#line 14411 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char vprintf(); below.  */
@@ -14444,7 +14431,7 @@ f = vprintf;
 
 ; return 0; }
 EOF
-if { (eval echo configure:14448: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:14435: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_vprintf=yes"
 else
@@ -14468,12 +14455,12 @@ fi
 
 if test "$ac_cv_func_vprintf" != yes; then
 echo $ac_n "checking for _doprnt""... $ac_c" 1>&6
-echo "configure:14472: checking for _doprnt" >&5
+echo "configure:14459: checking for _doprnt" >&5
 if eval "test \"\${ac_cv_func__doprnt+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 14477 "configure"
+#line 14464 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char _doprnt(); below.  */
@@ -14497,7 +14484,7 @@ f = _doprnt;
 
 ; return 0; }
 EOF
-if { (eval echo configure:14501: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:14488: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func__doprnt=yes"
 else
@@ -14526,12 +14513,12 @@ if test $ac_cv_func_vprintf = yes ; then
 		for ac_func in vsnprintf vsprintf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:14530: checking for $ac_func" >&5
+echo "configure:14517: checking for $ac_func" >&5
 if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 14535 "configure"
+#line 14522 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -14555,7 +14542,7 @@ f = $ac_func;
 
 ; return 0; }
 EOF
-if { (eval echo configure:14559: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:14546: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -14632,12 +14619,12 @@ for ac_func in \
 
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:14636: checking for $ac_func" >&5
+echo "configure:14623: checking for $ac_func" >&5
 if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 14641 "configure"
+#line 14628 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -14661,7 +14648,7 @@ f = $ac_func;
 
 ; return 0; }
 EOF
-if { (eval echo configure:14665: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:14652: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -14689,12 +14676,12 @@ done
 for ac_func in getopt tempnam
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:14693: checking for $ac_func" >&5
+echo "configure:14680: checking for $ac_func" >&5
 if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 14698 "configure"
+#line 14685 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -14718,7 +14705,7 @@ f = $ac_func;
 
 ; return 0; }
 EOF
-if { (eval echo configure:14722: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:14709: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -14755,13 +14742,13 @@ fi
 
 # Check Configuration
 echo $ac_n "checking declaration of sys_errlist""... $ac_c" 1>&6
-echo "configure:14759: checking declaration of sys_errlist" >&5
+echo "configure:14746: checking declaration of sys_errlist" >&5
 if eval "test \"\${ol_cv_dcl_sys_errlist+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	cat > conftest.$ac_ext <<EOF
-#line 14765 "configure"
+#line 14752 "configure"
 #include "confdefs.h"
 
 #include <stdio.h>
@@ -14774,7 +14761,7 @@ int main() {
 char *c = (char *) *sys_errlist
 ; return 0; }
 EOF
-if { (eval echo configure:14778: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:14765: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ol_cv_dcl_sys_errlist=yes
 	ol_cv_have_sys_errlist=yes
@@ -14797,20 +14784,20 @@ EOF
 
 
 	echo $ac_n "checking existence of sys_errlist""... $ac_c" 1>&6
-echo "configure:14801: checking existence of sys_errlist" >&5
+echo "configure:14788: checking existence of sys_errlist" >&5
 if eval "test \"\${ol_cv_have_sys_errlist+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 		cat > conftest.$ac_ext <<EOF
-#line 14807 "configure"
+#line 14794 "configure"
 #include "confdefs.h"
 #include <errno.h>
 int main() {
 char *c = (char *) *sys_errlist
 ; return 0; }
 EOF
-if { (eval echo configure:14814: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:14801: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ol_cv_have_sys_errlist=yes
 else
diff --git a/configure.in b/configure.in
index 02253ff9f1..4e74b88ad5 100644
--- a/configure.in
+++ b/configure.in
@@ -1933,28 +1933,24 @@ OL_C_VOLATILE
 
 if test $cross_compiling = yes ; then
 	AC_DEFINE(CROSS_COMPILING, 1, [define if cross compiling])
+else
+	AC_C_BIGENDIAN
+fi
+
+AC_COMPILE_CHECK_SIZEOF(short) 
+AC_COMPILE_CHECK_SIZEOF(int) 
+AC_COMPILE_CHECK_SIZEOF(long)
+
+if test "$ac_cv_sizeof_int" -lt 4 ; then
+	AC_MSG_WARN([OpenLDAP requires 'int' to be 32 bits or greater.])
 
 	AC_DEFINE(LBER_INT_T,long)
 	AC_DEFINE(LBER_TAG_T,long)
 	AC_DEFINE(LBER_SOCKET_T,int)
-
 else
-	AC_C_BIGENDIAN
-	AC_CHECK_SIZEOF(short) 
-	AC_CHECK_SIZEOF(int) 
-	AC_CHECK_SIZEOF(long)
-
-	if test "$ac_cv_sizeof_int" -lt 4 ; then
-		AC_MSG_WARN([OpenLDAP requires 'int' to be 32 bits or greater.])
-
-		AC_DEFINE(LBER_INT_T,long)
-		AC_DEFINE(LBER_TAG_T,long)
-		AC_DEFINE(LBER_SOCKET_T,int)
-	else
-		AC_DEFINE(LBER_INT_T,int)
-		AC_DEFINE(LBER_TAG_T,long)
-		AC_DEFINE(LBER_SOCKET_T,int)
-	fi
+	AC_DEFINE(LBER_INT_T,int)
+	AC_DEFINE(LBER_TAG_T,long)
+	AC_DEFINE(LBER_SOCKET_T,int)
 fi
 
 AC_DEFINE(LBER_LEN_T,long)
diff --git a/include/portable.h.in b/include/portable.h.in
index 88c86ec782..c065815304 100644
--- a/include/portable.h.in
+++ b/include/portable.h.in
@@ -160,15 +160,6 @@ typedef char * caddr_t;
  LBER_TAG_T
 */
 
-/* The number of bytes in a int.  */
-#undef SIZEOF_INT
-
-/* The number of bytes in a long.  */
-#undef SIZEOF_LONG
-
-/* The number of bytes in a short.  */
-#undef SIZEOF_SHORT
-
 /* Define if you have the bcopy function.  */
 #undef HAVE_BCOPY
 
@@ -811,6 +802,15 @@ typedef char * caddr_t;
 /* define if cross compiling */
 #undef CROSS_COMPILING
 
+/* The number of bytes in type short */
+#undef SIZEOF_SHORT
+
+/* The number of bytes in type int */
+#undef SIZEOF_INT
+
+/* The number of bytes in type long */
+#undef SIZEOF_LONG
+
 /* define to you inet_aton(3) is available */
 #undef HAVE_INET_ATON