I worked on compiling FORTRAN at Xilinx 20 years ago. The only thing I remember is that the header file for f2c.h contains a definition of barf: /* f2c.h --

I worked on compiling FORTRAN at Xilinx 20 years ago. The only thing I remember is that the header file for f2c.h contains a definition of barf: /* f2c.h -- Standard Fortran to C header file / /* barf [ba:rf] 2. "He suggested using FORTRAN, and everybody barfed." (https://www.netlib.org/clapack/f2c.h https://www.netlib.org/clapack/f2c.h)