$NetBSD: patch-dist_configure,v 1.5 2020/06/29 13:24:55 ryoon Exp $

Toolchains differ whether __aarch64__ or __arm64__ should be defined.
Portability fix.

--- dist/configure.orig	2017-04-13 14:06:13.000000000 +0000
+++ dist/configure
@@ -5276,7 +5276,7 @@ bsdi3*)	CC=${CC-"shlicc2"}
 	LIBSO_LIBS="$LIBSO_LIBS -lipc";;
 cygwin*)
 	CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE -D_REENTRANT";;
-freebsd*)
+freebsd*|dragonfly*)
 	CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE"
 	LDFLAGS="$LDFLAGS -pthread";;
 gnu*|k*bsd*-gnu|linux*)
@@ -7070,7 +7070,7 @@ fi
 # we're using.
 case "$host_os" in
 sysv5UnixWare*|sysv5OpenUNIX8*)
-	if test "$GCC" == "yes"; then
+	if test "$GCC" = "yes"; then
 		CPPFLAGS="$CPPFLAGS -pthread"
 		LDFLAGS="$LDFLAGS -pthread"
 	else
@@ -17877,7 +17877,7 @@ LIBTOOL="./libtool"
 INSTALLER="\$(LIBTOOL) --mode=install cp -p"
 
 MAKEFILE_CC="\$(LIBTOOL) --mode=compile ${MAKEFILE_CC}"
-MAKEFILE_SOLINK="\$(LIBTOOL) --mode=link ${MAKEFILE_CCLINK} -avoid-version"
+MAKEFILE_SOLINK="\$(LIBTOOL) --mode=link ${MAKEFILE_CCLINK}"
 MAKEFILE_CCLINK="\$(LIBTOOL) --mode=link ${MAKEFILE_CCLINK}"
 MAKEFILE_CXX="\$(LIBTOOL) --mode=compile ${MAKEFILE_CXX}"
 MAKEFILE_XSOLINK="\$(LIBTOOL) --mode=link ${MAKEFILE_CXXLINK} -avoid-version"
@@ -18617,6 +18617,7 @@ if test "$_JTOPDIR" != "/usr"; then
 	bsdi*)		_JNI_INC_SUBDIRS="bsdos";;
 	cygwin*)	_JNI_INC_SUBDIRS="win32";;
 	darwin*)	_JNI_INC_SUBDIRS="darwin";;
+	dragonfly*)	_JNI_INC_SUBDIRS="freebsd";;
 	freebsd*)	_JNI_INC_SUBDIRS="freebsd";;
 	hp*)		_JNI_INC_SUBDIRS="hp-ux";;
 	linux*)		_JNI_INC_SUBDIRS="linux genunix";;
@@ -20485,7 +20486,7 @@ else
 fi
 
 
-if test "$ac_cv_sizeof_off_t" == "4"; then
+if test "$ac_cv_sizeof_off_t" = "4"; then
 	db_off_t_max_decl="#define DB_OFF_T_MAX INT32_MAX"
 else
 	db_off_t_max_decl="#define DB_OFF_T_MAX INT64_MAX"
@@ -20820,7 +20821,7 @@ if test "$db_cv_mutex" = no; then
 		# avoid these probes for multiprocess pthreads.
 		;;
 	    *)
-		if test "$db_cv_mutex" = no -o "$db_cv_mutex" = posix_only; then
+		if test "$ac_cv_lib_pthread_main" = yes -a "$db_cv_mutex" = no -o "$db_cv_mutex" = posix_only; then
 			LIBS="$LIBS -lpthread"
 
 if test "$cross_compiling" = yes; then :
@@ -22087,7 +22088,7 @@ int
 main ()
 {
 
-#if defined(__arm64__) && defined(__GNUC__)
+#if (defined(__arm64__) || defined(__aarch64__)) && defined(__GNUC__)
 	return (0);
 #else
 	FAIL TO COMPILE/LINK