* configure.in: Check for unistd.h.

* configure: Regenerated.

* command.c, cp-valprint.c, fork-child.c, i386-tdep.c,
i386b-nat.c, inflow.c, main.c, maint.c, objfiles.c, solib.c,
source.c, stack.c, symfile.c, top.c, utils.c: Include strings.h
and/or unistd.h to bring prototypes into scope.

1 files changed, 45 insertions, 9 deletions

diff --git a/gdb/configure b/gdb/configure
index cf06eff..e324daf 100755
--- a/gdb/configure
+++ b/gdb/configure
@@ -847,6 +847,42 @@ test "$program_suffix" != NONE &&
 test "$program_transform_name" = "" && program_transform_name="s,x,x,"
 
 
+for ac_hdr in unistd.h
+do
+ac_safe=`echo "$ac_hdr" | tr './\055' '___'`
+echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
+if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.$ac_ext <<EOF
+#line 859 "configure"
+#include "confdefs.h"
+#include <$ac_hdr>
+EOF
+eval "$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+ac_err=`grep -v '^ *+' conftest.out`
+if test -z "$ac_err"; then
+  rm -rf conftest*
+  eval "ac_cv_header_$ac_safe=yes"
+else
+  echo "$ac_err" >&5
+  rm -rf conftest*
+  eval "ac_cv_header_$ac_safe=no"
+fi
+rm -f conftest*
+fi
+if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+    ac_tr_hdr=HAVE_`echo $ac_hdr | tr '[a-z]./\055' '[A-Z]___'`
+  cat >> confdefs.h <<EOF
+#define $ac_tr_hdr 1
+EOF
+ 
+else
+  echo "$ac_t""no" 1>&6
+fi
+done
+
 
 ENABLE_CFLAGS=
 ENABLE_CLIBS=
@@ -943,7 +979,7 @@ test -z "$x_direct_test_library" && x_direct_test_library=Xt
 test -z "$x_direct_test_function" && x_direct_test_function=XtMalloc
 test -z "$x_direct_test_include" && x_direct_test_include=X11/Intrinsic.h
 cat > conftest.$ac_ext <<EOF
-#line 945 "configure"
+#line 983 "configure"
 #include "confdefs.h"
 #include <$x_direct_test_include>
 EOF
@@ -1006,7 +1042,7 @@ rm -f conftest*
 ac_save_LIBS="$LIBS"
 LIBS="-l$x_direct_test_library $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1008 "configure"
+#line 1046 "configure"
 #include "confdefs.h"
 
 int main() { return 0; }
@@ -1124,7 +1160,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lICE  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1126 "configure"
+#line 1164 "configure"
 #include "confdefs.h"
 
 int main() { return 0; }
@@ -1167,7 +1203,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldnet  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1169 "configure"
+#line 1207 "configure"
 #include "confdefs.h"
 
 int main() { return 0; }
@@ -1201,7 +1237,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldnet_stub  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1203 "configure"
+#line 1241 "configure"
 #include "confdefs.h"
 
 int main() { return 0; }
@@ -1240,7 +1276,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lnsl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1242 "configure"
+#line 1280 "configure"
 #include "confdefs.h"
 
 int main() { return 0; }
@@ -1278,7 +1314,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lsocket  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1280 "configure"
+#line 1318 "configure"
 #include "confdefs.h"
 
 int main() { return 0; }
@@ -1335,7 +1371,7 @@ 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 1337 "configure"
+#line 1375 "configure"
 #include "confdefs.h"
 #include <tk.h>
 EOF
@@ -1437,7 +1473,7 @@ 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 1439 "configure"
+#line 1477 "configure"
 #include "confdefs.h"
 #include <tclInt.h>
 EOF