Formatting and addressing clang warnings in scsh-tramp.c.
Addressing clang warnings in syscalls.c.
Placation of clang warnings in time.c.
Fix mangling of environment variables for child processes.

Can't keep references to the result of s48_extract_byte_vector_2. Will likely
be invalid after function returns. malloc and copy instead in create_env().

Use s48_enter_byte_vector_2 instead of s48_enter_string_latin_1_2 when
copying original value of environ.
Fix redirects.

Formatting changes to make TRANSCRIBE-REDIRECTION and related more readable.
Add ERROR and WARN to the scsh interface.

This adds them to scsh-with-scheme and scsh-user as well, so they'll be
available at the default repl. Fixes #4.
Fix bug in FORMAT-DATE; allow empty tz-name and tz-secs.

Remove use of HAVE_STRUCT_TM_TM_ZONE. Wasn't defined anymore, and willing
to break ports that don't support it.

Use s48_enter_byte_vector_2() instead of s48_enter_string_latin_1_2().

Fixes #6.
Ensure scsh builds with bsdmake (as opposed to requiring non-default GNU make)
Tested on FreeBSD 9.1, but should be portable to other bsdmake versions.
Merge pull request #15 from nxg/bsdmake

Ensure scsh builds with bsdmake (as opposed to requiring non-default GNU...
Fixed install-scsh target to work with bsdmake