$NetBSD: patch-configure,v 1.3 2016/10/15 13:40:40 wen Exp $

* Improve POSIX shell compatibility.
* Detect pkgsrc berkeley db library.
* Don't remove -g.

--- configure.orig	2016-08-14 12:21:45.000000000 +0000
+++ configure
@@ -14128,7 +14128,7 @@ $as_echo_n "checking matching GMP versio
 COB_GMP_LIB_MAJOR=$(echo "$COB_GMP_LIB" | cut -d. -f1)
 COB_GMP_LIB_MINOR=$(echo "$COB_GMP_LIB" | cut -d. -f2)
 
-if test "$COB_GMP_HEADER" == "$COB_GMP_LIB_MAJOR.$COB_GMP_LIB_MINOR"; then
+if test "$COB_GMP_HEADER" = "$COB_GMP_LIB_MAJOR.$COB_GMP_LIB_MINOR"; then
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes ($COB_GMP_HEADER)" >&5
 $as_echo "yes ($COB_GMP_HEADER)" >&6; }
 else
@@ -16933,7 +16933,7 @@ $as_echo "no ($COB_BDB_HEADER)" >&6; }
 	cob_got_db=no
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for Berkeley DB library with version $COB_BDB_HEADER" >&5
 $as_echo_n "checking for Berkeley DB library with version $COB_BDB_HEADER... " >&6; }
-	for cobdb in db db-$COB_BDB_HEADER
+	for cobdb in db db$COB_BDB_HEADER_MAJOR-$COB_BDB_HEADER
 	do
 		LIBS="$MYOLDLIBS -l$cobdb"
 		if test "$cross_compiling" = yes; then :
@@ -17658,7 +17658,7 @@ fi
 unset enable_cflags_setting
 
 if test "$enable_debug" != "yes" -a "x$CFLAGS" != "x"; then
-	CFLAGS=`echo "$CFLAGS" | sed -e 's/-g//' -e 's/-g3//' -e 's/^ //' -e 's/ $//'`
+	: CFLAGS=`echo "$CFLAGS" | sed -e 's/-g//' -e 's/-g3//' -e 's/^ //' -e 's/ $//'`
 fi
 
 # Include CFLAGS in COB_CFLAGS without optimization/debug options
