- -e 's|@''GNULIB_FCNTL''@|$(GNULIB_FCNTL)|g' \
- -e 's|@''GNULIB_OPEN''@|$(GNULIB_OPEN)|g' \
- -e 's|@''GNULIB_OPENAT''@|$(GNULIB_OPENAT)|g' \
+ -e 's/@''GNULIB_FCNTL''@/$(GNULIB_FCNTL)/g' \
+ -e 's/@''GNULIB_NONBLOCKING''@/$(GNULIB_NONBLOCKING)/g' \
+ -e 's/@''GNULIB_OPEN''@/$(GNULIB_OPEN)/g' \
+ -e 's/@''GNULIB_OPENAT''@/$(GNULIB_OPENAT)/g' \