James Gupta

I attached the log to my original post. if you have any ideas of how exactly I should proceed, I'd be grateful, Thanks

The compiler was installed on the single-board computer by the manufacturer. So you would suggest installing a new gcc?

It looks like limits.h is in /usr/lib/gcc-lib/i486-slackware-linux/3.2.3/include while cc1 cc1plus and cpp0 are in /usr/lib/gcc-lib/i486-slackware-linux/3.2.3 So would I run your bash command telling it to look for cc1?

I can try installing a newer compiler. I was hoping to find another way. Is it possible that there's no cpp at all? "which cpp" gives nothing

Hi, To clarify: I tried installing the older GNUPLOT 4.0.0. Any idea how I can get it to look for the C preprocessor in the right place?

Hi, I'm trying to install gnuplot-5.2.6 on a single-board computer running linux. The gcc compiler is version 3.2.3 When I try to ./configure, I get the following (fatal) error: configure:4462: error: in /bin/gnuplot/gnuplot-5.2.6': configure:4464: error: C preprocessor "/lib/cpp" fails sanity check Seeconfig.log' for more details I've attached the config log. I thought that maybe my compiler was too old for this version of gnuplot, so I tried installing gnuplot-4.0.0, but it fails with exactly the...