# include # include # include "os.h" # include "print.h" char *getenv (const char *arg1) { char *fname = "getenv"; char *ret; char *(*call)(const char *); long tstmp; tstmp = printcall (fname, 1, CharStar, arg1); call = (char *(*)(const char *)) dlget (fname); ret = (*call) (arg1); printretn (tstmp, CharStar, ret); return (ret); }