gcc

Dockerfile

@@ -33,6 +33,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
         tk-dev \
         liblzma-dev \
         gnupg \
+        gcc \
 	&& rm -r /var/lib/apt/lists/* \
 	&& sed -i 's/^# *\(en_US.UTF-8\)/\1/' /etc/locale.gen \
 	&& locale-gen \