char hello(name) char name char *value;/*返回串" Hello,name.".* value =(char *)(malloc(9+strlen(name)); sprintf (value, Hello OS name return value, File: main.c r/ # include< stdio. h>/包括 printf()的原型*/ # include" hello.h"/包括hell0)的原型*/3 char *hello(name) char *name; { char *value; /*返回串 "Hello, name.". */ value = (char *)(malloc(9+strlen(name)); sprintf (value, "Hello, %s.", name); return value; } /* File: main.c */ # include <stdio.h> /*包括printf ( )的原型*/ # include "hello.h" /*包括hello( )的原型*/