1 1 1 The 'which' Program 1 ********************* 1 1 'Which' takes one or more arguments. For each of its arguments it 1 prints to stdout the full path of the executables that would have been 1 executed when this argument had been entered at the shell prompt. It 1 does this by searching for an executable or script in the directories 1 listed in the environment variable 'PATH' using the same algorithm as 1 'bash(1)'. 1