Make make dist work when /bin/sh != /bin/bash

configure.ac

@@ -154,7 +154,7 @@ dnl Compiler hardening flags
 dnl No -fstack-protector-all because it doesn't work on all platforms or architectures.
 
 AC_ARG_ENABLE([hardening], AS_HELP_STRING([--disable-hardening], [disable compiler and linker hardening flags]))
-AS_IF([test "x$enable_devel" == "xyes"],
+AS_IF([test "x$enable_devel" = "xyes"],
    [AX_CHECK_COMPILE_FLAG([-Werror=conditional-uninitialized], [CFLAGS="$CFLAGS -Werror=conditional-uninitialized"])
    AX_CHECK_COMPILE_FLAG([-Werror=uninitialized], [CFLAGS="$CFLAGS -Werror=uninitialized"])
    AX_CHECK_COMPILE_FLAG([-Werror=unused-variable], [CFLAGS="$CFLAGS -Werror=unused-variable"])

test/Makefile.am

@@ -1,19 +1,22 @@
 
+test_scripts = \
+  basic.test \
+  commandline.test \
+  executables.test \
+  import-export.test \
+  invite-join.test \
+  ns-ping.test \
+  ping.test \
+  sptps-basic.test \
+  variables.test
+
 TESTS = \
-	simple \
-	basic.test \
-	commandline.test \
-	executables.test \
-	import-export.test \
-	invite-join.test \
-	ns-ping.test \
-	ping.test \
-	sptps-basic.test \
-	variables.test
+  simple \
+  $(test_scripts)
 
 CC=clang
 
-dist_check_SCRIPTS = $(TESTS)
+dist_check_SCRIPTS = $(test_scripts)
 
 EXTRA_DIST = testlib.sh