sybase: Use ABI suffixes when looking for sybase lib dir

CHANGES

@@ -164,6 +164,11 @@ o SSL.File
   This in turn caused errors like "Not open" from
   functions like read() and set_nonblocking().
 
+o sybase
+
+  The module's configure script now respects ABI suffixes when searching
+  for the sybase library dir.
+
 o Thread.Queue
 
   Attempt to work around glibc bugs.

src/modules/sybase/configure.in

@@ -101,7 +101,6 @@ else
 fi
 
 if test "$pike_cv_framework_sybaseopenclient" = "no"; then
-AC_MSG_CHECKING(for library files location)
 if test x$pike_sybase_lib_dir != x; then
     AC_MSG_RESULT(user-provided: $pike_sybase_lib_dir)
     pike_cv_sybase_lib_dir=$pike_sybase_lib_dir
@@ -117,20 +116,26 @@ else
             for sybpath in $pike_sybase_reasonable_paths
             do
 dnl                AC_MSG_CHECKING(in $sybroot/$sybprefix/$sybpath)
+                for suff in $pike_cv_abi_suffixes; do
+                    PIKE_CHECK_ABI_DIR($sybroot/$sybprefix/$sybpath$suff, [
                         for syblib in $pike_sybase_reasonable_libs_tosearch
                         do
-                    if test -f $sybroot/$sybprefix/$sybpath/$syblib; then
-                        pike_cv_sybase_lib_dir="$sybroot/$sybprefix/$sybpath"
+                            if test -f $sybroot/$sybprefix/$sybpath$suff/$syblib; then
+                                pike_cv_sybase_lib_dir="$sybroot/$sybprefix/$sybpath$suff"
         dnl                        AC_MSG_RESULT(found)
-                        break 4;
+                                break 5;
                             fi
                         done
+                    ])
+                done
 dnl            AC_MSG_RESULT(not found)
             done
         done
     done
     ])
 
+  AC_MSG_CHECKING(for library files location)
+
   if test x$pike_cv_sybase_lib_dir != x; then
     AC_MSG_RESULT(found: $pike_cv_sybase_lib_dir)
     LDFLAGS="-L$pike_cv_sybase_lib_dir $LDFLAGS"