diff --git a/build/curl.m4 b/build/curl.m4
index 25a8a20b..7397a221 100644
--- a/build/curl.m4
+++ b/build/curl.m4
@@ -54,11 +54,11 @@ if test -n "${curl_path}"; then
     fi
     AC_MSG_RESULT([${CURL_CONFIG}])
     CURL_VERSION=`${CURL_CONFIG} --version | sed 's/^[[^0-9]][[^[:space:]]][[^[:space:]]]*[[[:space:]]]*//'`
-    if test "$verbose_output" -eq 1; then AC_MSG_NOTICE(curl VERSION: $CURL_VERSION); fi
+    if test ! -z "${CURL_VERSION}"; then AC_MSG_NOTICE(curl VERSION: $CURL_VERSION); fi
     CURL_CFLAGS="`${CURL_CONFIG} --cflags`"
-    if test "$verbose_output" -eq 1; then AC_MSG_NOTICE(curl CFLAGS: $CURL_CFLAGS); fi
+    if test ! -z "${CURL_CFLAGS}"; then AC_MSG_NOTICE(curl CFLAGS: $CURL_CFLAGS); fi
     CURL_LDADD="`${CURL_CONFIG} --libs`"
-    if test "$verbose_output" -eq 1; then AC_MSG_NOTICE(curl LDADD: $CURL_LIBS); fi
+    if test ! -z "${CURL_CONFIG}"; then AC_MSG_NOTICE(curl LDADD: $CURL_LIBS); fi
 
     dnl # Check version is ok
     AC_MSG_CHECKING([if libcurl is at least v${CURL_MIN_VERSION}])
diff --git a/build/libxml.m4 b/build/libxml.m4
index ceb8c283..ba8c50ac 100644
--- a/build/libxml.m4
+++ b/build/libxml.m4
@@ -52,11 +52,11 @@ if test -n "${libxml2_path}"; then
     fi
     AC_MSG_RESULT([${LIBXML2_CONFIG}])
     LIBXML2_VERSION=`${LIBXML2_CONFIG} --version | sed 's/^[[^0-9]][[^[:space:]]][[^[:space:]]]*[[[:space:]]]*//'`
-    if test "$verbose_output" -eq 1; then AC_MSG_NOTICE(xml VERSION: $LIBXML2_VERSION); fi
+    if test ! -z "${LIBXML2_VERSION}"; then AC_MSG_NOTICE(xml VERSION: $LIBXML2_VERSION); fi
     LIBXML2_CFLAGS="`${LIBXML2_CONFIG} --cflags` -DWITH_LIBXML2"
-    if test "$verbose_output" -eq 1; then AC_MSG_NOTICE(xml CFLAGS: $LIBXML2_CFLAGS); fi
+    if test ! -z "${LIBXML2_CFLAGS}"; then AC_MSG_NOTICE(xml CFLAGS: $LIBXML2_CFLAGS); fi
     LIBXML2_LDADD="`${LIBXML2_CONFIG} --libs`"
-    if test "$verbose_output" -eq 1; then AC_MSG_NOTICE(xml LDADD: $LIBXML2_LDADD); fi
+    if test ! -z "${LIBXML2_LDADD}"; then AC_MSG_NOTICE(xml LDADD: $LIBXML2_LDADD); fi
 
     AC_MSG_CHECKING([if libxml2 is at least v2.6.29])
     libxml2_min_ver=`echo 2.6.29 | awk -F. '{print (\$ 1 * 1000000) + (\$ 2 * 1000) + \$ 3}'`
diff --git a/build/pcre.m4 b/build/pcre.m4
index d95d8d50..0de3c9c9 100644
--- a/build/pcre.m4
+++ b/build/pcre.m4
@@ -54,13 +54,13 @@ if test -n "${pcre_path}"; then
     fi
     AC_MSG_RESULT([${PCRE_CONFIG}])
     PCRE_VERSION="`${PCRE_CONFIG} --version`"
-    if test "$verbose_output" -eq 1; then AC_MSG_NOTICE(pcre VERSION: $PCRE_VERSION); fi
+    if test ! -z "${PCRE_VERSION}"; then AC_MSG_NOTICE(pcre VERSION: $PCRE_VERSION); fi
     PCRE_CFLAGS="`${PCRE_CONFIG} --cflags`"
-    if test "$verbose_output" -eq 1; then AC_MSG_NOTICE(pcre CFLAGS: $PCRE_CFLAGS); fi
+    if test ! -z "${PCRE_CFLAGS}"; then AC_MSG_NOTICE(pcre CFLAGS: $PCRE_CFLAGS); fi
     PCRE_LDADD="`${PCRE_CONFIG} --libs`"
-    if test "$verbose_output" -eq 1; then AC_MSG_NOTICE(pcre LDADD: $PCRE_LDADD); fi
+    if test ! -z "${PCRE_LDADD}"; then AC_MSG_NOTICE(pcre LDADD: $PCRE_LDADD); fi
     PCRE_LD_PATH="/`${PCRE_CONFIG} --libs | cut -d'/' -f2,3,4,5,6 | cut -d ' ' -f1`"
-    if test "$verbose_output" -eq 1; then AC_MSG_NOTICE(pcre PCRE_LD_PATH: $PCRE_LD_PATH); fi
+    if test ! -z "${PCRE_LD_PATH}"; then AC_MSG_NOTICE(pcre PCRE_LD_PATH: $PCRE_LD_PATH); fi
 else
     AC_MSG_RESULT([no])
 fi
diff --git a/configure.ac b/configure.ac
index 88c9220a..f7a5a3dd 100644
--- a/configure.ac
+++ b/configure.ac
@@ -307,7 +307,9 @@ fi
 AM_CONDITIONAL([TEST_UTILITIES], [test $buildTestUtilities = true])
 if test $buildTestUtilities = true; then
     if test $debugLogs = true; then
-        TEST_CASES=`./test/test-list.sh`
+        if test -f ./test/test-list.sh; then
+            TEST_CASES=`./test/test-list.sh`
+        fi
     fi
 fi