Remove some unused configure checks

Signed-off-by: Angus Salkeld <asalkeld@redhat.com>

check

@@ -129,7 +129,7 @@ check_mac() {
 	echo "======================="
 	ORIG_CFLAGS=$CFLAGS
 	export CFLAGS="$CFLAGS -DDISABLE_POSIX_THREAD_PROCESS_SHARED"
-	check "ac_cv_supports_sysv_mq=no ac_cv_supports_posix_mq=no ac_cv_func_clock_gettime=no ac_cv_func_epoll_create1=no ac_cv_func_epoll_create=no ac_cv_link_attribute_section=no"
+	check "ac_cv_func_clock_gettime=no ac_cv_func_epoll_create1=no ac_cv_func_epoll_create=no ac_cv_link_attribute_section=no"
 	export CFLAGS=$ORIG_CFLAGS
 
 }

configure.ac

@@ -129,7 +129,7 @@ AC_CHECK_HEADERS([arpa/inet.h link.h fcntl.h inttypes.h limits.h netinet/in.h st
 		  dlfcn.h time.h sys/time.h stdlib.h string.h strings.h sys/types.h sys/stat.h \
 		  sys/param.h sys/socket.h sys/time.h sys/poll.h sys/epoll.h sys/uio.h sys/event.h \
 		  sys/sockio.h sys/un.h sys/resource.h syslog.h errno.h unistd.h sys/mman.h \
-		  sys/sem.h sys/ipc.h sys/msg.h mqueue.h netdb.h])
+		  sys/sem.h sys/ipc.h sys/msg.h netdb.h])
 
 # Checks for typedefs, structures, and compiler characteristics.
 AC_TYPE_UID_T
@@ -249,8 +249,6 @@ fi
 # THIS SECTION MUST DIE!
 CP=cp
 LIB_RT=-lrt
-supports_sysv_mq="yes"
-supports_posix_mq="yes"
 AC_MSG_CHECKING([for os in ${host_os}])
 case "$host_os" in
 	*linux*)
@@ -263,8 +261,6 @@ case "$host_os" in
 				   [Compiling for Darwin platform])
 		CP=rsync
 		LIB_RT=
-		supports_sysv_mq="no"
-		supports_posix_mq="no"
 		ac_cv_link_attribute_section=no
 		dnl Attribute section appears to work here but fails later with:
 		dnl cc1: error in backend: Global variable 'descriptor.4902' has an invalid section specifier '__verbose': mach-o section specifier requires a segment and section separated by a comma
@@ -298,8 +294,6 @@ case "$host_os" in
 	*solaris*)
 		AC_DEFINE_UNQUOTED([QB_SOLARIS], [1],
 				   [Compiling for Solaris platform])
-		AC_DEFINE_UNQUOTED([TS_CLASS], [1],
-				   [Prevent being scheduled RR])
 		CP=rsync
 		AC_MSG_RESULT([Solaris])
 	;;
@@ -453,28 +447,6 @@ if test "x${enable_slow_tests}" = xyes ; then
 fi
 AM_CONDITIONAL(HAVE_SLOW_TESTS, [test "x${enable_slow_tests}" = xyes])
 
-if test -n "$ac_cv_supports_sysv_mq"; then
-	supports_sysv_mq=$ac_cv_supports_sysv_mq
-fi
-if test "x${supports_sysv_mq}" = xyes ; then
-	AC_DEFINE([HAVE_SYSV_MQ], [1],
-		  [have sysv message queues])
-	PACKAGE_FEATURES="$PACKAGE_FEATURES sysv_mq"
-	AC_MSG_NOTICE([Enabling SYSV Message Queues])
-fi
-AM_CONDITIONAL(HAVE_SYSV_MQ, [test "x${supports_sysv_mq}" = xyes])
-
-if test -n "$ac_cv_supports_posix_mq"; then
-	supports_posix_mq=$ac_cv_supports_posix_mq
-fi
-if test "x${supports_posix_mq}" = xyes ; then
-	AC_DEFINE([HAVE_POSIX_MQ], [1],
-		  [have posix message queues])
-	PACKAGE_FEATURES="$PACKAGE_FEATURES posix_mq"
-	AC_MSG_NOTICE([Enabling POSIX Message Queues])
-fi
-AM_CONDITIONAL(HAVE_POSIX_MQ, [test "x${supports_posix_mq}" = xyes])
-
 # --- callsite sections ---
 if test "x${GCC}" = xyes; then
 	AC_MSG_CHECKING([whether GCC supports __attribute__((section())])