ref: 320b7d8531b3fb2a1a002ac214c7c703a9e92082 dir: /libnpe/getenv.c/
#include <unistd.h> #undef getenv char * getenv9(char *s) { static char *e; free(e); e = getenv(strcmp(s, "HOME") == 0 ? "home" : s); return e; }