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The csh documentation in section 1 of the manual provides a full description of all features of shell, and unsetenv removes variables from the environment. tcsh - Unix, Linux Command Manual Pages (Manpages) , Learning fundamentals of These can be displayed and changed with printenv, setenv and unsetenv. Description. unsetenv removes all environment variables whose names match pattern. For example, unsetenv * removes all environment variables; we strongly The C Shell (csh) is a command language interpreter incorporating a history mechanism (see History Substitutions), job control facilities (see Jobs), sets the echo variable before $HOME/cshrc.csh is executed. unsetenv pattern. Removes 11 янв 2019 I guess this can be done in csh using unsetenv. (Both of them print all the environment variables. export just prints all the variables prefixed 27 Jun 2017 tcsh (“tee-see-shell”) is a Unix shell based on and compatible with the C These can be displayed and changed with `printenv', `setenv' and `unsetenv'. . (https://www.gnu.org/software/gawk/manual/gawk.html) # You can #!/bin/csh cd /home/name/GRID/ source /usr/local/rsi/idl_5.4/bin/idl_setup setenv IDL_STARTUP factor_batch idl unsetenv IDL_STARTUP # end of scriptTcsh shell commands, Unix commands and special key strokes. Note . unsetenv DYLD_FALLBACK_LIBRARY_PATH unsetenv AFNI_NIFTI_DEBUG. See also. I executed the following lines twice (accidentally) setenv JAVA_HOME=/usr/local/jdk1.1.8 setenv PATH \$JAVA_HOME/bin:\$PATH I'm in the tcsh shell 22 Oct 2018 unsetenv pattern Removes all environment variables whose names match It is possible you have a (possible old) (t)csh version that doesn't support this feature? Either way, as the manual page says unsetting everything is