[AC_HELP_STRING([--enable-timerfd-wrapper],[timerfd is in the kernel but not in your libc])],[enable_timer_fd_wrapper="$enableval"],[enable_timer_fd_wrapper="no"])
AM_CONDITIONAL([ENABLE_TIMERFD_WRAPPER],[test "x$enable_timer_fd_wrapper" != "xno"])
+ESL_LDFLAGS=
+PLATFORM_CORE_LDFLAGS=
+PLATFORM_CORE_LIBS=
AC_CHECK_LIB(z, inflateReset, have_libz=yes, AC_MSG_ERROR([no usable zlib; please install zlib devel package or equivalent]))
if test "x$have_libz" = "xyes" ; then
-APR_ADDTO(SWITCH_AM_LDFLAGS, -lz)
+APR_ADDTO([PLATFORM_CORE_LIBS], [-lz])
fi
AC_CHECK_LIB(jpeg, jpeg_std_error,, AC_MSG_ERROR([no usable libjpeg; please install libjpeg devel package or equivalent]))
APR_ADDTO(SWITCH_AM_LDFLAGS, -lresolv)
fi
-ESL_LDFLAGS=
-PLATFORM_CORE_LDFLAGS=
-PLATFORM_CORE_LIBS=
# tweak platform specific flags
case "$host" in
*darwin12.*|*darwin11.*)