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Elixir Cross Referencer

# $FreeBSD$
# Checking for binary "scripts" without magic number is permitted but not
# required by POSIX. However, it is preferable to getting errors like
# Syntax error: word unexpected (expecting ")")
# from trying to execute ELF binaries for the wrong architecture.

T=`mktemp -d "${TMPDIR:-/tmp}/sh-test.XXXXXXXX"` || exit
trap 'rm -rf "${T}"' 0
printf '\0echo bad\n' >"$T/testshellproc"
chmod 755 "$T/testshellproc"
PATH=$T:$PATH
testshellproc 2>/dev/null