$NetBSD: patch-ba,v 1.4 2015/12/08 11:13:04 jperkin Exp $

Use $as_echo to support escape sequences correctly.

--- configure.orig	2010-03-29 19:24:41.000000000 +0000
+++ configure
@@ -16257,7 +16257,7 @@ fi
 { $as_echo "$as_me:$LINENO: checking link options" >&5
 $as_echo_n "checking link options... " >&6; }
 ZZIPLIB_LDFLAGS=""
-test ".$can_build_shared" != ".no" && ZZIPLIB_LDFLAGS="--export-dynamic"
+test ".$can_build_shared" != ".no" && ZZIPLIB_LDFLAGS="${EXPORT_SYMBOLS_LDFLAGS}"
 RESOLVES=" # "
 case "$host_os" in mingw*)
     ZZIPLIB_LDFLAGS="-no-undefined -export-all-symbols -mconsole"
@@ -20218,24 +20220,24 @@ else
   { $as_echo "$as_me:$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:$LINENO: $ac_prefix_conf_OUT is unchanged" >&5
 $as_echo "$as_me: $ac_prefix_conf_OUT is unchanged" >&6;}
@@ -20352,24 +20354,24 @@ else
   { $as_echo "$as_me:$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:$LINENO: $ac_prefix_conf_OUT is unchanged" >&5
 $as_echo "$as_me: $ac_prefix_conf_OUT is unchanged" >&6;}
