+AM_CONDITIONAL(HW_ALSA, test x$HW_ALSA = xyes)
+if test "x$HW_ALSA" = "xyes"; then
+ AC_DEFINE(HAVE_HW_ALSA, 1, [ALSA driver support])
+fi
+
+AM_CONDITIONAL(HW_ASIX_SIGMA, test x$HW_ASIX_SIGMA = xyes)
+if test "x$HW_ASIX_SIGMA" = "xyes"; then
+ AC_DEFINE(HAVE_HW_ASIX_SIGMA, 1, [ASIX SIGMA/SIGMA2 support])
+fi
+
+AM_CONDITIONAL(HW_BRYMEN_DMM, test x$HW_BRYMEN_DMM = xyes)
+if test "x$HW_BRYMEN_DMM" = "xyes"; then
+ AC_DEFINE(HAVE_HW_BRYMEN_DMM, 1, [Brymen DMM support])
+fi
+
+AM_CONDITIONAL(HW_CEM_DT_885X, test x$HW_CEM_DT_885X = xyes)
+if test "x$HW_CEM_DT_885X" = "xyes"; then
+ AC_DEFINE(HAVE_HW_CEM_DT_885X, 1, [CEM DT-885x support])
+fi
+
+AM_CONDITIONAL(HW_CHRONOVU_LA8, test x$HW_CHRONOVU_LA8 = xyes)
+if test "x$HW_CHRONOVU_LA8" = "xyes"; then
+ AC_DEFINE(HAVE_HW_CHRONOVU_LA8, 1, [ChronoVu LA8 support])
+fi
+
+AM_CONDITIONAL(HW_COLEAD_SLM, test x$HW_COLEAD_SLM = xyes)
+if test "x$HW_COLEAD_SLM" = "xyes"; then
+ AC_DEFINE(HAVE_HW_COLEAD_SLM, 1, [Colead SLM support])
+fi
+
+AM_CONDITIONAL(HW_DEMO, test x$HW_DEMO = xyes)
+if test "x$HW_DEMO" = "xyes"; then
+ AC_DEFINE(HAVE_HW_DEMO, 1, [Demo driver support])
+fi
+
+AM_CONDITIONAL(HW_FLUKE_DMM, test x$HW_FLUKE_DMM = xyes)
+if test "x$HW_FLUKE_DMM" = "xyes"; then
+ AC_DEFINE(HAVE_HW_FLUKE_DMM, 1, [Fluke DMM support])
+fi
+
+AM_CONDITIONAL(HW_FX2LAFW, test x$HW_FX2LAFW = xyes)
+if test "x$HW_FX2LAFW" = "xyes"; then
+ AC_DEFINE(HAVE_HW_FX2LAFW, 1, [fx2lafw support])
+fi
+
+AM_CONDITIONAL(HW_HANTEK_DSO, test x$HW_HANTEK_DSO = xyes)
+if test "x$HW_HANTEK_DSO" = "xyes"; then
+ AC_DEFINE(HAVE_HW_HANTEK_DSO, 1, [Hantek DSO support])
+fi
+
+AM_CONDITIONAL(HW_IKALOGIC_SCANALOGIC2, test x$HW_IKALOGIC_SCANALOGIC2 = xyes)
+if test "x$HW_IKALOGIC_SCANALOGIC2" = "xyes"; then
+ AC_DEFINE(HAVE_HW_IKALOGIC_SCANALOGIC2, 1, [IKALOGIC Scanalogic2 support])
+fi
+
+AM_CONDITIONAL(HW_IKALOGIC_SCANAPLUS, test x$HW_IKALOGIC_SCANAPLUS = xyes)
+if test "x$HW_IKALOGIC_SCANAPLUS" = "xyes"; then
+ AC_DEFINE(HAVE_HW_IKALOGIC_SCANAPLUS, 1, [Ikalogic ScanaPLUS support])
+fi
+
+AM_CONDITIONAL(HW_KECHENG_KC_330B, test x$HW_KECHENG_KC_330B = xyes)
+if test "x$HW_KECHENG_KC_330B" = "xyes"; then
+ AC_DEFINE(HAVE_HW_KECHENG_KC_330B, 1, [Kecheng KC-330B support])
+fi
+
+AM_CONDITIONAL(HW_LASCAR_EL_USB, test x$HW_LASCAR_EL_USB = xyes)
+if test "x$HW_LASCAR_EL_USB" = "xyes"; then
+ AC_DEFINE(HAVE_HW_LASCAR_EL_USB, 1, [Lascar EL-USB support])
+fi
+
+AM_CONDITIONAL(HW_LINK_MSO19, test x$HW_LINK_MSO19 = xyes)
+if test "x$HW_LINK_MSO19" = "xyes"; then
+ AC_DEFINE(HAVE_HW_LINK_MSO19, 1, [Link Instruments MSO-19 support])
+fi
+
+AM_CONDITIONAL(HW_MIC_985XX, test x$HW_MIC_985XX = xyes)
+if test "x$HW_MIC_985XX" = "xyes"; then
+ AC_DEFINE(HAVE_HW_MIC_985XX, 1, [MIC 985xx support])
+fi
+
+AM_CONDITIONAL(HW_NEXUS_OSCIPRIME, test x$HW_NEXUS_OSCIPRIME = xyes)
+if test "x$HW_NEXUS_OSCIPRIME" = "xyes"; then
+ AC_DEFINE(HAVE_HW_NEXUS_OSCIPRIME, 1, [Nexus Osciprime support])
+fi
+
+AM_CONDITIONAL(HW_OLS, test x$HW_OLS = xyes)
+if test "x$HW_OLS" = "xyes"; then
+ AC_DEFINE(HAVE_HW_OLS, 1, [OpenBench Logic Sniffer (OLS) support])
+fi
+
+AM_CONDITIONAL(HW_RIGOL_DS1XX2, test x$HW_RIGOL_DS1XX2 = xyes)
+if test "x$HW_RIGOL_DS1XX2" = "xyes"; then
+ AC_DEFINE(HAVE_HW_RIGOL_DS1XX2, 1, [Rigol DS1xx2 support])
+fi