added DIAC symbol

library/device.dcm

@@ -102,6 +102,11 @@ D Delay line
 K delay propogation retard impedance
 $ENDCMP
 #
+$CMP DIAC
+D diode for alternating current
+K AC diode DIAC
+$ENDCMP
+#
 $CMP D_BRIDGE
 D Diode bridge
 K rectifier acdc

library/device.lib

@@ -411,6 +411,30 @@ X COMMUN 3 -200 0 100 R 50 50 1 1 I
 ENDDRAW
 ENDDEF
 #
+# DIAC
+#
+DEF DIAC D 0 40 N N 1 F N
+F0 "D" 0 150 50 H V C CNN
+F1 "DIAC" 0 -150 50 H V C CNN
+F2 "" 0 0 50 H V C CNN
+F3 "" 0 0 50 H V C CNN
+$FPLIST
+ Diode_*
+ *SingleDiode
+ *_Diode_*
+ *SingleDiode*
+ D_*
+$ENDFPLIST
+DRAW
+P 2 0 1 6 -50 0 -50 -100 N
+P 2 0 1 0 50 100 50 0 N
+P 3 0 1 0 -50 100 50 50 -50 0 F
+P 3 0 1 0 50 0 -50 -50 50 -100 F
+X K 1 -150 0 100 R 50 50 1 1 P
+X A 2 150 0 100 L 50 50 1 1 P
+ENDDRAW
+ENDDEF
+#
 # D_BRIDGE
 #
 DEF D_BRIDGE D 0 50 Y Y 1 F N