From Jeffrey Morlan: If a readpst child process fails with a nonzero status code for whatever reason (killed, segfault, out-of-memory, ...) the parent process will continue and likely end up exiting with status 0, tricking the caller into thinking readpst was successful when it was not.

htmldir        = ${datadir}/doc/@PACKAGE@-@VERSION@
htmldeveldir   = ${datadir}/doc/@PACKAGE@-@VERSION@/devel
html_DATA      = $(wildcard *.html)
htmldevel_DATA = $(wildcard devel/*)
EXTRA_DIST     = $(html_DATA) $(htmldevel_DATA)