-extern inline _syscall0(pid_t,setsid)
-extern inline _syscall3(int,write,int,fd,const char *,buf,off_t,count)
-extern inline _syscall3(int,read,int,fd,char *,buf,off_t,count)
-extern inline _syscall3(off_t,lseek,int,fd,off_t,offset,int,count)
-extern inline _syscall1(int,dup,int,fd)
-extern inline _syscall3(int,execve,const char *,file,char **,argv,char **,envp)
-extern inline _syscall3(int,open,const char *,file,int,flag,int,mode)
-extern inline _syscall1(int,close,int,fd)
+static inline _syscall0(pid_t,setsid)
+static inline _syscall3(int,write,int,fd,const char *,buf,off_t,count)
+static inline _syscall3(int,read,int,fd,char *,buf,off_t,count)
+static inline _syscall3(off_t,lseek,int,fd,off_t,offset,int,count)
+static inline _syscall1(int,dup,int,fd)
+static inline _syscall3(int,execve,const char *,file,char **,argv,char **,envp)
+static inline _syscall3(int,open,const char *,file,int,flag,int,mode)
+static inline _syscall1(int,close,int,fd)