The problem most likely stems from the fact that the filesystem I am writing to is on an NFS disk --- the exact same programs don't give this error when copied to a local filesystem.
Transcript below: bash# gzip -dc PGPLOT-2.05.tar.gz | tar xvf - PGPLOT-2.05/ PGPLOT-2.05/typemap PGPLOT-2.05/test11.p PGPLOT-2.05/PGPLOT.pm PGPLOT-2.05/LICENSE PGPLOT-2.05/kgbpack.c PGPLOT-2.05/Makefile.PL PGPLOT-2.05/HELP PGPLOT-2.05/test.pl PGPLOT-2.05/test.img PGPLOT-2.05/README PGPLOT-2.05/test1.p PGPLOT-2.05/PGPLOT.xs PGPLOT-2.05/ExtUtils/ PGPLOT-2.05/ExtUtils/F77.pm PGPLOT-2.05/test2.p PGPLOT-2.05/pgfun.c PGPLOT-2.05/test3.p PGPLOT-2.05/test4.p PGPLOT-2.05/test5.p PGPLOT-2.05/test6.p PGPLOT-2.05/test7.p PGPLOT-2.05/test8.p PGPLOT-2.05/test9.p PGPLOT-2.05/MANIFEST PGPLOT-2.05/CHANGES PGPLOT-2.05/test10.p bash# cd PGPLOT-2.05 bash# bash# bash# ls CHANGES Makefile.PL pgfun.c test11.p test6.p ExtUtils PGPLOT.pm test.img test2.p test7.p HELP PGPLOT.xs test.pl test3.p test8.p LICENSE README test1.p test4.p test9.p MANIFEST kgbpack.c test10.p test5.p typemap bash#perl Makefile.PL ExtUtils::F77: Using system=Generic compiler=G77 ExtUtils::F77: Validating -L/usr/lib -lf2c -lm [ok] Checking if your kit is complete... Looks good Writing Makefile for PGPLOT bash# make make: *** File `Makefile' has modification time in the future make: *** File `Makefile.PL' has modification time in the future make: Failed to remake makefile `Makefile'. bash# -- o============o Sending unsolicited commercial e-mail (UCE) to this address Legal Notice is indication of your consent to pay me $120/hour for 1 hour o============o minimum for professional proofreading & technical assessment. terrence brannon * [EMAIL PROTECTED] * http://rana.usc.edu:8376/~brannon -- TO UNSUBSCRIBE FROM THIS MAILING LIST: e-mail the word "unsubscribe" to [EMAIL PROTECTED] . Trouble? e-mail to [EMAIL PROTECTED] .