[giz@daisy 1718657110.59825$ which perl ~/perl5/perlbrew/perls/perl-5.40.0/bin/perl #### [giz@daisy ~$ cpanm Tk --> Working on Tk Fetching http://www.cpan.org/authors/id/S/SR/SREZIC/Tk-804.036.tar.gz ... OK Configuring Tk-804.036 ... N/A ! Configure failed for Tk-804.036. See /home/giz/.cpanm/work/1718657110.59825/build.log for details. #### checking whether the C compiler (cc -fwrapv -fno-strict-aliasing -pipe -fstack-protector-strong -I/usr/local/include -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_FORTIFY_SOURCE=2 -fPIC -fwrapv -fno-strict-aliasing -pipe -fstack-protector-strong -I/usr/local/include -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_FORTIFY_SOURCE=2 -fstack-protector-strong -L/usr/local/lib) works... no configure: error: installation or configuration problem: C compiler cannot create executables.