* aclocal.m4: Add CYGWIN and EXEEXT autoconf macros.

        * configure.in: Use CYGWIN and EXEEXT autoconf macro to look for
        win32 dependencies.
        * configure: Regenerated with autoconf 2.12.
        * doc/Makefile.in: Add $(EXEEXT) to chew executable.

5 files changed, 211 insertions, 96 deletions

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 4d5f2b9..ef22c97 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,11 @@
+Mon Jul 28 18:07:43 1997  Rob Savoye  <rob@chinadoll.cygnus.com>
+
+	* aclocal.m4: Add CYGWIN and EXEEXT autoconf macros.
+        * configure.in: Use CYGWIN and EXEEXT autoconf macro to look for
+        win32 dependencies.
+        * configure: Regenerated with autoconf 2.12.
+        * doc/Makefile.in: Add $(EXEEXT) to chew executable.
+
 Mon Jul 28 02:50:29 1997  Peter Schauer  (pes@regent.e-technik.tu-muenchen.de)
 
 	* rs6000-core.c (rs6000coff_core_p):  If CORE_TRUNC is set, print
diff --git a/bfd/aclocal.m4 b/bfd/aclocal.m4
index f08dd35..5433ef3 100644
--- a/bfd/aclocal.m4
+++ b/bfd/aclocal.m4
@@ -1,45 +1,90 @@
-dnl
-dnl This ugly hack is needed because the Cygnus configure script won't
-dnl tell us what CC is going to be, and "cc" isn't always right.  (The
-dnl top-level Makefile will always override anything we choose here, so
-dnl the usual gcc/cc selection is useless.)
-dnl
-dnl It knows where it is in the tree; don't try using it elsewhere.
-dnl
-undefine([AC_PROG_CC])dnl
-AC_DEFUN(AC_PROG_CC,
-[AC_BEFORE([$0], [AC_PROG_CPP])dnl
-dnl
-dnl The ugly bit...
-dnl
-AC_MSG_CHECKING([for CC])
-dnl Don't bother with cache.
-test -z "$CC" && test -r ../Makefile && CC=`egrep '^CC *=' ../Makefile | tail -1 | sed 's/^CC *= *//'`
-test -z "$CC" && CC=cc
-AC_MSG_RESULT(setting CC to $CC)
-AC_SUBST(CC)
-dnl
-dnl Find out if we are using GNU C, under whatever name.
-dnl The semicolon is to pacify NeXT's syntax-checking cpp.
-cat > conftest.c <<EOF
-#ifdef __GNUC__
-  yes;
-#endif
-EOF
-if ${CC-cc} -E conftest.c 2>&AC_FD_CC | egrep yes >/dev/null 2>&1; then
-  GCC=yes
-  if test "${CFLAGS+set}" != set; then
-    echo 'void f(){}' > conftest.c
-    if test -z "`${CC-cc} -g -c conftest.c 2>&1`"; then
-      CFLAGS="-g -O"
-    else
-      CFLAGS="-O"
-    fi
+dnl See whether we need to use fopen-bin.h rather than fopen-same.h.
+AC_DEFUN(BFD_BINARY_FOPEN,
+[AC_REQUIRE([AC_CANONICAL_SYSTEM])
+case "${host}" in
+changequote(,)dnl
+i[345]86-*-msdos* | i[345]86-*-go32* | *-*-cygwin32 | *-*-windows)
+changequote([,])dnl
+  AC_DEFINE(USE_BINARY_FOPEN) ;;
+esac])dnl
+
+dnl Get a default for CC_FOR_BUILD to put into Makefile.
+AC_DEFUN(BFD_CC_FOR_BUILD,
+[# Put a plausible default for CC_FOR_BUILD in Makefile.
+if test -z "$CC_FOR_BUILD"; then
+  if test "x$cross_compiling" = "xno"; then
+    CC_FOR_BUILD='$(CC)'
+  else
+    CC_FOR_BUILD=gcc
   fi
-else
-  GCC=
-  test "${CFLAGS+set}" = set || CFLAGS="-g"
 fi
-rm -f conftest*
+AC_SUBST(CC_FOR_BUILD)])dnl
+
+dnl See whether we need a declaration for a function.
+AC_DEFUN(BFD_NEED_DECLARATION,
+[AC_MSG_CHECKING([whether $1 must be declared])
+AC_CACHE_VAL(bfd_cv_decl_needed_$1,
+[AC_TRY_COMPILE([
+#include <stdio.h>
+#ifdef HAVE_STRING_H
+#include <string.h>
+#else
+#ifdef HAVE_STRINGS_H
+#include <strings.h>
+#endif
+#endif
+#ifdef HAVE_STDLIB_H
+#include <stdlib.h>
+#endif
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif],
+[char *(*pfn) = (char *(*)) $1],
+bfd_cv_decl_needed_$1=no, bfd_cv_decl_needed_$1=yes)])
+AC_MSG_RESULT($bfd_cv_decl_needed_$1)
+if test $bfd_cv_decl_needed_$1 = yes; then
+  bfd_tr_decl=NEED_DECLARATION_`echo $1 | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
+  AC_DEFINE_UNQUOTED($bfd_tr_decl)
+fi
 ])dnl
-dnl
+
+
+# Check to see if we're running under Cygwin32, without using
+# AC_CANONICAL_*.  If so, set output variable CYGWIN32 to "yes".
+# Otherwise set it to "no".
+
+AC_DEFUN(CY_CYGWIN32,
+[AC_CACHE_CHECK(for Cygwin32 environment, am_cv_cygwin32,
+[AC_TRY_COMPILE(,[int main () { return __CYGWIN32__; }],
+am_cv_cygwin32=yes, am_cv_cygwin32=no)
+rm -f conftest*])
+CYGWIN32=
+test "$am_cv_cygwin32" = yes && CYGWIN32=yes])
+# Check to see if we're running under Win32, without using
+# AC_CANONICAL_*.  If so, set output variable EXEEXT to ".exe".
+# Otherwise set it to "".
+
+dnl This knows we add .exe if we're building in the Cygwin32
+dnl environment. But if we're not, then it compiles a test program
+dnl to see if there is a suffix for executables.
+AC_DEFUN(CY_EXEEXT,
+dnl AC_REQUIRE([AC_PROG_CC])AC_REQUIRE([CY_CYGWIN32])
+AC_MSG_CHECKING([for executable suffix])
+[AC_CACHE_VAL(am_cv_exeext,
+[if test "$CYGWIN32" = yes; then
+am_cv_exeext=.exe
+else
+cat > am_c_test.c << 'EOF'
+int main() {
+/* Nothing needed here */
+}
+EOF
+${CC-cc} -o am_c_test $CFLAGS $CPPFLAGS $LDFLAGS am_c_test.c $LIBS 1>&5
+am_cv_exeext=`ls am_c_test.* | grep -v am_c_test.c | sed -e s/am_c_test//`
+rm -f am_c_test*])
+test x"${am_cv_exeext}" = x && am_cv_exeext=no
+fi
+EXEEXT=""
+test x"${am_cv_exeext}" != xno && EXEEXT=${am_cv_exeext}
+AC_MSG_RESULT(${am_cv_exeext})
+AC_SUBST(EXEEXT)])
diff --git a/bfd/configure b/bfd/configure
index e587ebf..13f089d 100755
--- a/bfd/configure
+++ b/bfd/configure
@@ -927,6 +927,61 @@ else
 fi
 
 
+# check for win32 specific settings.
+echo $ac_n "checking for Cygwin32 environment""... $ac_c" 1>&6
+echo "configure:933: checking for Cygwin32 environment" >&5
+if eval "test \"`echo '$''{'am_cv_cygwin32'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.$ac_ext <<EOF
+#line 938 "configure"
+#include "confdefs.h"
+
+int main() {
+int main () { return __CYGWIN32__; }
+; return 0; }
+EOF
+if { (eval echo configure:945: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+  rm -rf conftest*
+  am_cv_cygwin32=yes
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  am_cv_cygwin32=no
+fi
+rm -f conftest*
+rm -f conftest*
+fi
+
+echo "$ac_t""$am_cv_cygwin32" 1>&6
+CYGWIN32=
+test "$am_cv_cygwin32" = yes && CYGWIN32=yes
+echo $ac_n "checking for executable suffix""... $ac_c" 1>&6
+echo "configure:962: checking for executable suffix" >&5
+if eval "test \"`echo '$''{'am_cv_exeext'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  if test "$CYGWIN32" = yes; then
+am_cv_exeext=.exe
+else
+cat > am_c_test.c << 'EOF'
+int main() {
+/* Nothing needed here */
+}
+EOF
+${CC-cc} -o am_c_test $CFLAGS $CPPFLAGS $LDFLAGS am_c_test.c $LIBS 1>&5
+am_cv_exeext=`ls am_c_test.* | grep -v am_c_test.c | sed -e s/am_c_test//`
+rm -f am_c_test*
+fi
+
+test x"${am_cv_exeext}" = x && am_cv_exeext=no
+fi
+EXEEXT=""
+test x"${am_cv_exeext}" != xno && EXEEXT=${am_cv_exeext}
+echo "$ac_t""${am_cv_exeext}" 1>&6
+
+ 
 # Permit host specific settings.
 . ${srcdir}/configure.host
 
@@ -940,7 +995,7 @@ fi
 # Extract the first word of "${ac_tool_prefix}ar", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ar; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:944: checking for $ac_word" >&5
+echo "configure:999: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_AR'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -971,7 +1026,7 @@ fi
 # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:975: checking for $ac_word" >&5
+echo "configure:1030: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1002,7 +1057,7 @@ if test -n "$ac_tool_prefix"; then
   # Extract the first word of "ranlib", so it can be a program name with args.
 set dummy ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1006: checking for $ac_word" >&5
+echo "configure:1061: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1044,7 +1099,7 @@ fi
 # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
 # ./install, which can be erroneously created by make from ./install.sh.
 echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
-echo "configure:1048: checking for a BSD compatible install" >&5
+echo "configure:1103: checking for a BSD compatible install" >&5
 if test -z "$INSTALL"; then
 if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1152,7 +1207,7 @@ fi
 
 
 echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
-echo "configure:1156: checking how to run the C preprocessor" >&5
+echo "configure:1211: checking how to run the C preprocessor" >&5
 # On Suns, sometimes $CPP names a directory.
 if test -n "$CPP" && test -d "$CPP"; then
   CPP=
@@ -1167,13 +1222,13 @@ else
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp.
   cat > conftest.$ac_ext <<EOF
-#line 1171 "configure"
+#line 1226 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1177: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1232: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   :
@@ -1184,13 +1239,13 @@ else
   rm -rf conftest*
   CPP="${CC-cc} -E -traditional-cpp"
   cat > conftest.$ac_ext <<EOF
-#line 1188 "configure"
+#line 1243 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1194: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1249: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   :
@@ -1216,17 +1271,17 @@ for ac_hdr in stddef.h string.h strings.h stdlib.h time.h unistd.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:1220: checking for $ac_hdr" >&5
+echo "configure:1275: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1225 "configure"
+#line 1280 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1230: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1285: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1256,17 +1311,17 @@ for ac_hdr in fcntl.h sys/file.h sys/time.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:1260: checking for $ac_hdr" >&5
+echo "configure:1315: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1265 "configure"
+#line 1320 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1270: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1325: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1293,12 +1348,12 @@ fi
 done
 
 echo $ac_n "checking whether time.h and sys/time.h may both be included""... $ac_c" 1>&6
-echo "configure:1297: checking whether time.h and sys/time.h may both be included" >&5
+echo "configure:1352: checking whether time.h and sys/time.h may both be included" >&5
 if eval "test \"`echo '$''{'ac_cv_header_time'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1302 "configure"
+#line 1357 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/time.h>
@@ -1307,7 +1362,7 @@ int main() {
 struct tm *tp;
 ; return 0; }
 EOF
-if { (eval echo configure:1311: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1366: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_time=yes
 else
@@ -1330,12 +1385,12 @@ fi
 for ac_func in fcntl getpagesize setitimer sysconf fdopen
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:1334: checking for $ac_func" >&5
+echo "configure:1389: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1339 "configure"
+#line 1394 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -1358,7 +1413,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:1362: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1417: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -1393,12 +1448,12 @@ EOF
 esac
 
 echo $ac_n "checking whether strstr must be declared""... $ac_c" 1>&6
-echo "configure:1397: checking whether strstr must be declared" >&5
+echo "configure:1452: checking whether strstr must be declared" >&5
 if eval "test \"`echo '$''{'bfd_cv_decl_needed_strstr'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1402 "configure"
+#line 1457 "configure"
 #include "confdefs.h"
 
 #include <stdio.h>
@@ -1419,7 +1474,7 @@ int main() {
 char *(*pfn) = (char *(*)) strstr
 ; return 0; }
 EOF
-if { (eval echo configure:1423: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1478: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   bfd_cv_decl_needed_strstr=no
 else
@@ -1441,12 +1496,12 @@ EOF
 fi
 
 echo $ac_n "checking whether malloc must be declared""... $ac_c" 1>&6
-echo "configure:1445: checking whether malloc must be declared" >&5
+echo "configure:1500: checking whether malloc must be declared" >&5
 if eval "test \"`echo '$''{'bfd_cv_decl_needed_malloc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1450 "configure"
+#line 1505 "configure"
 #include "confdefs.h"
 
 #include <stdio.h>
@@ -1467,7 +1522,7 @@ int main() {
 char *(*pfn) = (char *(*)) malloc
 ; return 0; }
 EOF
-if { (eval echo configure:1471: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1526: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   bfd_cv_decl_needed_malloc=no
 else
@@ -1489,12 +1544,12 @@ EOF
 fi
 
 echo $ac_n "checking whether realloc must be declared""... $ac_c" 1>&6
-echo "configure:1493: checking whether realloc must be declared" >&5
+echo "configure:1548: checking whether realloc must be declared" >&5
 if eval "test \"`echo '$''{'bfd_cv_decl_needed_realloc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1498 "configure"
+#line 1553 "configure"
 #include "confdefs.h"
 
 #include <stdio.h>
@@ -1515,7 +1570,7 @@ int main() {
 char *(*pfn) = (char *(*)) realloc
 ; return 0; }
 EOF
-if { (eval echo configure:1519: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1574: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   bfd_cv_decl_needed_realloc=no
 else
@@ -1537,12 +1592,12 @@ EOF
 fi
 
 echo $ac_n "checking whether free must be declared""... $ac_c" 1>&6
-echo "configure:1541: checking whether free must be declared" >&5
+echo "configure:1596: checking whether free must be declared" >&5
 if eval "test \"`echo '$''{'bfd_cv_decl_needed_free'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1546 "configure"
+#line 1601 "configure"
 #include "confdefs.h"
 
 #include <stdio.h>
@@ -1563,7 +1618,7 @@ int main() {
 char *(*pfn) = (char *(*)) free
 ; return 0; }
 EOF
-if { (eval echo configure:1567: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1622: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   bfd_cv_decl_needed_free=no
 else
@@ -1585,12 +1640,12 @@ EOF
 fi
 
 echo $ac_n "checking whether getenv must be declared""... $ac_c" 1>&6
-echo "configure:1589: checking whether getenv must be declared" >&5
+echo "configure:1644: checking whether getenv must be declared" >&5
 if eval "test \"`echo '$''{'bfd_cv_decl_needed_getenv'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1594 "configure"
+#line 1649 "configure"
 #include "confdefs.h"
 
 #include <stdio.h>
@@ -1611,7 +1666,7 @@ int main() {
 char *(*pfn) = (char *(*)) getenv
 ; return 0; }
 EOF
-if { (eval echo configure:1615: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1670: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   bfd_cv_decl_needed_getenv=no
 else
@@ -1883,19 +1938,19 @@ EOF
   # Define HAVE_SYS_PROCFS_H if the file exists and defines
   # prstatus_t.
   echo $ac_n "checking for sys/procfs.h""... $ac_c" 1>&6
-echo "configure:1887: checking for sys/procfs.h" >&5
+echo "configure:1942: checking for sys/procfs.h" >&5
   if eval "test \"`echo '$''{'bfd_cv_header_sys_procfs_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1892 "configure"
+#line 1947 "configure"
 #include "confdefs.h"
 #include <sys/procfs.h>
 int main() {
 prstatus_t t;
 ; return 0; }
 EOF
-if { (eval echo configure:1899: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1954: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   bfd_cv_header_sys_procfs_h=yes
 else
@@ -2211,17 +2266,17 @@ for ac_hdr in unistd.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:2215: checking for $ac_hdr" >&5
+echo "configure:2270: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2220 "configure"
+#line 2275 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2225: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2280: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -2250,12 +2305,12 @@ done
 for ac_func in getpagesize
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2254: checking for $ac_func" >&5
+echo "configure:2309: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2259 "configure"
+#line 2314 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2278,7 +2333,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2282: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2337: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -2303,7 +2358,7 @@ fi
 done
 
 echo $ac_n "checking for working mmap""... $ac_c" 1>&6
-echo "configure:2307: checking for working mmap" >&5
+echo "configure:2362: checking for working mmap" >&5
 if eval "test \"`echo '$''{'ac_cv_func_mmap_fixed_mapped'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2311,7 +2366,7 @@ else
   ac_cv_func_mmap_fixed_mapped=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 2315 "configure"
+#line 2370 "configure"
 #include "confdefs.h"
 
 /* Thanks to Mike Haertel and Jim Avera for this test.
@@ -2451,7 +2506,7 @@ main()
 }
 
 EOF
-if { (eval echo configure:2455: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2510: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_mmap_fixed_mapped=yes
 else
@@ -2476,12 +2531,12 @@ fi
 for ac_func in madvise mprotect
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2480: checking for $ac_func" >&5
+echo "configure:2535: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2485 "configure"
+#line 2540 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2504,7 +2559,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2508: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2563: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -2683,6 +2738,7 @@ s%@build_cpu@%$build_cpu%g
 s%@build_vendor@%$build_vendor%g
 s%@build_os@%$build_os%g
 s%@CC@%$CC%g
+s%@EXEEXT@%$EXEEXT%g
 s%@HDEFINES@%$HDEFINES%g
 s%@AR@%$AR%g
 s%@RANLIB@%$RANLIB%g
@@ -2784,6 +2840,7 @@ for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then
       if test -z "$ac_dots"; then top_srcdir=.
       else top_srcdir=`echo $ac_dots|sed 's%/$%%'`; fi ;;
   /*) srcdir="$ac_given_srcdir$ac_dir_suffix"; top_srcdir="$ac_given_srcdir" ;;
+  ?:*) srcdir="$ac_given_srcdir$ac_dir_suffix"; top_srcdir="$ac_given_srcdir" ;;
   *) # Relative path.
     srcdir="$ac_dots$ac_given_srcdir$ac_dir_suffix"
     top_srcdir="$ac_dots$ac_given_srcdir" ;;
@@ -2803,7 +2860,7 @@ for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then
   *) ac_comsub= ;;
   esac
 
-  ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
+  ac_file_inputs=`echo $ac_file_in|sed -e "s%:% $ac_given_srcdir/%" -e "s%^%$ac_given_srcdir/%g"`
   sed -e "$ac_comsub
 s%@configure_input@%$configure_input%g
 s%@srcdir@%$srcdir%g
@@ -2850,7 +2907,7 @@ for ac_file in .. $CONFIG_HEADERS; do if test "x$ac_file" != x..; then
   echo creating $ac_file
 
   rm -f conftest.frag conftest.in conftest.out
-  ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
+  ac_file_inputs=`echo $ac_file_in|sed -e "s%:% $ac_given_srcdir/%" -e "s%^%$ac_given_srcdir/%g"`
   cat $ac_file_inputs > conftest.in
 
 EOF
diff --git a/bfd/configure.in b/bfd/configure.in
index 9cb877b..3837292 100644
--- a/bfd/configure.in
+++ b/bfd/configure.in
@@ -76,6 +76,10 @@ AC_PROG_CC
 
 AC_ISC_POSIX
 
+# check for win32 specific settings.
+CY_CYGWIN32
+CY_EXEEXT
+ 
 # Permit host specific settings.
 . ${srcdir}/configure.host
 
diff --git a/bfd/doc/Makefile.in b/bfd/doc/Makefile.in
index 3810890..ab9472c 100644
--- a/bfd/doc/Makefile.in
+++ b/bfd/doc/Makefile.in
@@ -40,7 +40,8 @@ man9dir = $(mandir)/man9
 infodir = @infodir@
 includedir = @includedir@
 
-MKDOC=./chew
+EXEEXT = @EXEEXT@
+MKDOC=./chew$(EXEEXT)
 SHELL = /bin/sh
 
 INSTALL = @INSTALL@