Corrected an error caused by the wafer-space repository containing
only one directory gf180mcuD which must be applied to all target
variants.

gf180mcu/Makefile.in

diff --git a/gf180mcu/Makefile.in b/gf180mcu/Makefile.in
index 9f14520..d2a3fc4 100644
--- a/gf180mcu/Makefile.in
+++ b/gf180mcu/Makefile.in
@@ -828,7 +828,9 @@
 	mkdir ${KLAYOUT_STAGING_$*}/tech
 
 	# This is a pre-built library;  just copy the entire thing.
-	cp -rp ${GF180MCU_WS_KLAYOUT_PATH}/${GF180MCU$*}/libs.tech/klayout/tech \
+	# NOTE: there is only one directory gf180mcuD in the repository.
+	# Copy the contents from this into all targets.
+	cp -rp ${GF180MCU_WS_KLAYOUT_PATH}/gf180mcuD/libs.tech/klayout/tech \
 		${KLAYOUT_STAGING_$*}
 
 xcircuit-%: