src/input/raw_analog.c \
src/input/trace32_ad.c \
src/input/vcd.c \
- src/input/wav.c
+ src/input/wav.c \
+ src/input/null.c
# Output modules
libsigrok_la_SOURCES += \
src/output/hex.c \
src/output/ols.c \
src/output/srzip.c \
- src/output/vcd.c
+ src/output/vcd.c \
+ src/output/null.c
# Transform modules
libsigrok_la_SOURCES += \