ref: e9e9983ebccd77f991af91b1010b179f556148ff
dir: /src/libc/arch/posix/getenv.c/
#include <stdlib.h>
#include <string.h>
#undef getenv
extern const char **_environ;
char *
getenv(const char *name)
{
const char **p, *s;
size_t len = strlen(name);
for (p = _environ; s = *p; ++p) {
if (!strncmp(name, s, len) && s[len] == '=')
return (char *) s + len + 1;
}
return NULL;
}