1 #include "str.h" 2 #include "env.h" 3 env_get(char * s)4extern /*@null@*/char *env_get(char *s) 5 { 6 int i; 7 unsigned int len; 8 9 if (!s) return 0; 10 len = str_len(s); 11 for (i = 0;environ[i];++i) 12 if (str_start(environ[i],s) && (environ[i][len] == '=')) 13 return environ[i] + len + 1; 14 return 0; 15 } 16