portability fixes
diff --git a/configure.ac b/configure.ac
index 2f82bfe..f0031d8 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,4 @@
-AC_INIT([asn1c], [0.9.26], [vlm@lionet.info])
+AC_INIT([asn1c], [0.9.27], [vlm@lionet.info])
AM_INIT_AUTOMAKE([-Wall -Werror foreign])
AC_CONFIG_HEADER([config.h])
AC_CONFIG_MACRO_DIR([m4])
@@ -33,25 +33,28 @@
TESTSUITE_CFLAGS="-Werror -W -Wpointer-arith"
ADD_CFLAGS="-Werror -W -Wpointer-arith"
fi
-AC_SUBST(ADD_CFLAGS)
-AC_SUBST(TESTSUITE_CFLAGS)
AX_CHECK_COMPILE_FLAG([-Wall], [CFLAGS="$CFLAGS -Wall"])
AX_CHECK_COMPILE_FLAG([-Wcast-qual], [CFLAGS="$CFLAGS -Wcast-qual"])
AX_CHECK_COMPILE_FLAG([-Wchar-subscripts],
- [CFLAGS="$CFLAGS -Wchar-subscripts"])
+ [CFLAGS="$CFLAGS -Wchar-subscripts"])
AX_CHECK_COMPILE_FLAG([-Wmissing-prototypes],
- [CFLAGS="$CFLAGS -Wmissing-prototypes"])
+ [CFLAGS="$CFLAGS -Wmissing-prototypes"])
AX_CHECK_COMPILE_FLAG([-Wmissing-declarations],
- [CFLAGS="$CFLAGS -Wmissing-declarations"])
+ [CFLAGS="$CFLAGS -Wmissing-declarations"])
dnl There are legitimate uses for these features, disable warnings/errors.
AX_CHECK_COMPILE_FLAG([-Wno-error=cast-align],
- [CFLAGS="$CFLAGS -Wno-error=cast-align"])
+ [CFLAGS="$CFLAGS -Wno-error=cast-align"])
AX_CHECK_COMPILE_FLAG([-Wno-error=visibility],
- [CFLAGS="$CFLAGS -Wno-error=visibility"])
+ [CFLAGS="$CFLAGS -Wno-error=visibility"])
AX_CHECK_COMPILE_FLAG([-Wno-error=parentheses-equality],
- [CFLAGS="$CFLAGS -Wno-error=parentheses-equality"])
+ [CFLAGS="$CFLAGS -Wno-error=parentheses-equality"])
+AX_CHECK_COMPILE_FLAG([-Wno-error=unused-variable],
+ [TESTSUITE_CFLAGS="$TESTSUITE_CFLAGS -Wno-error=unused-variable"])
+
+AC_SUBST(ADD_CFLAGS)
+AC_SUBST(TESTSUITE_CFLAGS)
dnl Checks for header files.
AC_HEADER_STDC