$NetBSD: patch-ba,v 1.6 2018/08/06 12:55:38 snj Exp $

--- configure.orig	2018-08-06 05:46:47.061995747 -0700
+++ configure	2018-08-06 05:46:54.374358963 -0700
@@ -15430,13 +15430,14 @@ case "$host_os" in mingw*)
 ;; *)
     if test ".$can_build_shared" != ".no" ; then
       ZZIPLIB_LDFLAGS="-export-dynamic"
-      if test ".$lt_cv_prog_gnu_ld" == ".yes" ; then
+      if test ".$lt_cv_prog_gnu_ld" = ".yes" ; then
          ZZIPLIB_LDFLAGS="${wl}--export-dynamic"
          # TODO: that is for backward compatibility only
       fi
     fi
     RESOLVES=" # "
 ;; esac
+ZZIPLIB_LDFLAGS="${EXPORT_SYMBOLS_LDFLAGS}"
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ZZIPLIB_LDFLAGS $RESOLVES" >&5
 $as_echo "$ZZIPLIB_LDFLAGS $RESOLVES" >&6; }
 
@@ -19076,24 +19077,24 @@ else
   { $as_echo "$as_me:${as_lineno-$LINENO}: creating $ac_prefix_conf_OUT - prefix $ac_prefix_conf_UPP for $ac_prefix_conf_INP defines" >&5
 $as_echo "$as_me: creating $ac_prefix_conf_OUT - prefix $ac_prefix_conf_UPP for $ac_prefix_conf_INP defines" >&6;}
   if test -f $ac_prefix_conf_INP ; then
-    echo "s/^#undef  *\\([ABCDEFGHIJKLMNOPQRSTUVWXYZ_]\\)/#undef $ac_prefix_conf_UPP""_\\1/" > conftest.prefix
-    echo "s/^#undef  *\\([abcdefghijklmnopqrstuvwxyz]\\)/#undef $ac_prefix_conf_LOW""_\\1/" >> conftest.prefix
-    echo "s/^#define  *\\([ABCDEFGHIJKLMNOPQRSTUVWXYZ_][abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_]*\\)\\(.*\\)/#ifndef $ac_prefix_conf_UPP""_\\1 \\" >> conftest.prefix
-    echo "#define $ac_prefix_conf_UPP""_\\1 \\2 \\" >> conftest.prefix
-    echo "#endif/" >>conftest.prefix
-    echo "s/^#define  *\\([abcdefghijklmnopqrstuvwxyz][abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_]*\\)\\(.*\\)/#ifndef $ac_prefix_conf_LOW""_\\1 \\" >> conftest.prefix
-    echo "#define $ac_prefix_conf_LOW""_\\1 \\2 \\" >> conftest.prefix
-    echo "#endif/" >> conftest.prefix
+    $as_echo "s/^#undef  *\\([ABCDEFGHIJKLMNOPQRSTUVWXYZ_]\\)/#undef $ac_prefix_conf_UPP""_\\1/" > conftest.prefix
+    $as_echo "s/^#undef  *\\([abcdefghijklmnopqrstuvwxyz]\\)/#undef $ac_prefix_conf_LOW""_\\1/" >> conftest.prefix
+    $as_echo "s/^#define  *\\([ABCDEFGHIJKLMNOPQRSTUVWXYZ_][abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_]*\\)\\(.*\\)/#ifndef $ac_prefix_conf_UPP""_\\1 \\" >> conftest.prefix
+    $as_echo "#define $ac_prefix_conf_UPP""_\\1 \\2 \\" >> conftest.prefix
+    $as_echo "#endif/" >>conftest.prefix
+    $as_echo "s/^#define  *\\([abcdefghijklmnopqrstuvwxyz][abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_]*\\)\\(.*\\)/#ifndef $ac_prefix_conf_LOW""_\\1 \\" >> conftest.prefix
+    $as_echo "#define $ac_prefix_conf_LOW""_\\1 \\2 \\" >> conftest.prefix
+    $as_echo "#endif/" >> conftest.prefix
     # now executing _script on _DEF input to create _OUT output file
-    echo "#ifndef $ac_prefix_conf_DEF"      >$tmp/pconfig.h
-    echo "#define $ac_prefix_conf_DEF 1" >>$tmp/pconfig.h
-    echo ' ' >>$tmp/pconfig.h
-    echo /'*' $ac_prefix_conf_OUT. Generated automatically at end of configure. '*'/ >>$tmp/pconfig.h
+    $as_echo "#ifndef $ac_prefix_conf_DEF"      >$tmp/pconfig.h
+    $as_echo "#define $ac_prefix_conf_DEF 1" >>$tmp/pconfig.h
+    $as_echo ' ' >>$tmp/pconfig.h
+    $as_echo /'*' $ac_prefix_conf_OUT. Generated automatically at end of configure. '*'/ >>$tmp/pconfig.h
 
     sed -f conftest.prefix $ac_prefix_conf_INP >>$tmp/pconfig.h
-    echo ' ' >>$tmp/pconfig.h
-    echo '/* once:' $ac_prefix_conf_DEF '*/' >>$tmp/pconfig.h
-    echo "#endif" >>$tmp/pconfig.h
+    $as_echo ' ' >>$tmp/pconfig.h
+    $as_echo '/* once:' $ac_prefix_conf_DEF '*/' >>$tmp/pconfig.h
+    $as_echo "#endif" >>$tmp/pconfig.h
     if cmp -s $ac_prefix_conf_OUT $tmp/pconfig.h 2>/dev/null; then
       { $as_echo "$as_me:${as_lineno-$LINENO}: $ac_prefix_conf_OUT is unchanged" >&5
 $as_echo "$as_me: $ac_prefix_conf_OUT is unchanged" >&6;}
@@ -19166,24 +19167,24 @@ else
   { $as_echo "$as_me:${as_lineno-$LINENO}: creating $ac_prefix_conf_OUT - prefix $ac_prefix_conf_UPP for $ac_prefix_conf_INP defines" >&5
 $as_echo "$as_me: creating $ac_prefix_conf_OUT - prefix $ac_prefix_conf_UPP for $ac_prefix_conf_INP defines" >&6;}
   if test -f $ac_prefix_conf_INP ; then
-    echo "s/^#undef  *\\([ABCDEFGHIJKLMNOPQRSTUVWXYZ_]\\)/#undef $ac_prefix_conf_UPP""_\\1/" > conftest.prefix
-    echo "s/^#undef  *\\([abcdefghijklmnopqrstuvwxyz]\\)/#undef $ac_prefix_conf_LOW""_\\1/" >> conftest.prefix
-    echo "s/^#define  *\\([ABCDEFGHIJKLMNOPQRSTUVWXYZ_][abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_]*\\)\\(.*\\)/#ifndef $ac_prefix_conf_UPP""_\\1 \\" >> conftest.prefix
-    echo "#define $ac_prefix_conf_UPP""_\\1 \\2 \\" >> conftest.prefix
-    echo "#endif/" >>conftest.prefix
-    echo "s/^#define  *\\([abcdefghijklmnopqrstuvwxyz][abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_]*\\)\\(.*\\)/#ifndef $ac_prefix_conf_LOW""_\\1 \\" >> conftest.prefix
-    echo "#define $ac_prefix_conf_LOW""_\\1 \\2 \\" >> conftest.prefix
-    echo "#endif/" >> conftest.prefix
+    $as_echo "s/^#undef  *\\([ABCDEFGHIJKLMNOPQRSTUVWXYZ_]\\)/#undef $ac_prefix_conf_UPP""_\\1/" > conftest.prefix
+    $as_echo "s/^#undef  *\\([abcdefghijklmnopqrstuvwxyz]\\)/#undef $ac_prefix_conf_LOW""_\\1/" >> conftest.prefix
+    $as_echo "s/^#define  *\\([ABCDEFGHIJKLMNOPQRSTUVWXYZ_][abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_]*\\)\\(.*\\)/#ifndef $ac_prefix_conf_UPP""_\\1 \\" >> conftest.prefix
+    $as_echo "#define $ac_prefix_conf_UPP""_\\1 \\2 \\" >> conftest.prefix
+    $as_echo "#endif/" >>conftest.prefix
+    $as_echo "s/^#define  *\\([abcdefghijklmnopqrstuvwxyz][abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_]*\\)\\(.*\\)/#ifndef $ac_prefix_conf_LOW""_\\1 \\" >> conftest.prefix
+    $as_echo "#define $ac_prefix_conf_LOW""_\\1 \\2 \\" >> conftest.prefix
+    $as_echo "#endif/" >> conftest.prefix
     # now executing _script on _DEF input to create _OUT output file
-    echo "#ifndef $ac_prefix_conf_DEF"      >$tmp/pconfig.h
-    echo "#define $ac_prefix_conf_DEF 1" >>$tmp/pconfig.h
-    echo ' ' >>$tmp/pconfig.h
-    echo /'*' $ac_prefix_conf_OUT. Generated automatically at end of configure. '*'/ >>$tmp/pconfig.h
+    $as_echo "#ifndef $ac_prefix_conf_DEF"      >$tmp/pconfig.h
+    $as_echo "#define $ac_prefix_conf_DEF 1" >>$tmp/pconfig.h
+    $as_echo ' ' >>$tmp/pconfig.h
+    $as_echo /'*' $ac_prefix_conf_OUT. Generated automatically at end of configure. '*'/ >>$tmp/pconfig.h
 
     sed -f conftest.prefix $ac_prefix_conf_INP >>$tmp/pconfig.h
-    echo ' ' >>$tmp/pconfig.h
-    echo '/* once:' $ac_prefix_conf_DEF '*/' >>$tmp/pconfig.h
-    echo "#endif" >>$tmp/pconfig.h
+    $as_echo ' ' >>$tmp/pconfig.h
+    $as_echo '/* once:' $ac_prefix_conf_DEF '*/' >>$tmp/pconfig.h
+    $as_echo "#endif" >>$tmp/pconfig.h
     if cmp -s $ac_prefix_conf_OUT $tmp/pconfig.h 2>/dev/null; then
       { $as_echo "$as_me:${as_lineno-$LINENO}: $ac_prefix_conf_OUT is unchanged" >&5
 $as_echo "$as_me: $ac_prefix_conf_OUT is unchanged" >&6;}
