variable.c compilation: config.h cl mingw date win32 o x 5/19 unix includion <config.h> win32 not necessary -I. unix x -I. 5/16 undef win32 o x 5/19 unix o x 5/19 1. if you use cl ... ( you do not have any compilation error (hatena?) ) willinglytran</config.h>…