2 A <unistd.h> for systems lacking it.
13 BUILT_SOURCES += $(UNISTD_H)
15 # We need the following in order to create an empty placeholder for
16 # <unistd.h> when the system doesn't have one.
18 { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
19 echo '/* Empty placeholder for $@. */'; \
21 MOSTLYCLEANFILES += unistd.h