今天下了UNP第一卷的源码，make不通过

ajinn

README里说在i586-pc-linux-gnu (RedHat Linux 4.2)可以通过，
我的是fc1,$cd lib $make时

1. gcc -g -O2 -D_REENTRANT -Wall   -c -o connect_nonb.o connect_nonb.c
   
2. In file included from connect_nonb.c:1:
   
3. unp.h:114: error: redefinition of `struct in_pktinfo'
   
4. In file included from unp.h:200,
   
5.                  from connect_nonb.c:1:
   
6. ../lib/addrinfo.h:10: error: redefinition of `struct addrinfo'
   
7. In file included from unp.h:200,
   
8.                  from connect_nonb.c:1:
   
9. ../lib/addrinfo.h:22:1: warning: "AI_PASSIVE" redefined
   
10. In file included from unp.h:21,
    
11.                  from connect_nonb.c:1:
    
12. /usr/include/netdb.h:569:1: warning: this is the location of the previous definition
    
13. In file included from unp.h:200,
    
14.                  from connect_nonb.c:1:
    
15. ../lib/addrinfo.h:23:1: warning: "AI_CANONNAME" redefined
    
16. In file included from unp.h:21,
    
17.                  from connect_nonb.c:1:
    
18. /usr/include/netdb.h:570:1: warning: this is the location of the previous definition
    
19. In file included from unp.h:200,
    
20.                  from connect_nonb.c:1:
    
21. ../lib/addrinfo.h:29:1: warning: "NI_NOFQDN" redefined
    
22. In file included from unp.h:21,
    
23.                  from connect_nonb.c:1:
    
24. /usr/include/netdb.h:602:1: warning: this is the location of the previous definition
    
25. In file included from unp.h:200,
    
26.                  from connect_nonb.c:1:
    
27. ../lib/addrinfo.h:30:1: warning: "NI_NUMERICHOST" redefined
    
28. In file included from unp.h:21,
    
29.                  from connect_nonb.c:1:
    
30. /usr/include/netdb.h:600:1: warning: this is the location of the previous definition
    
31. In file included from unp.h:200,
    
32.                  from connect_nonb.c:1:
    
33. ../lib/addrinfo.h:31:1: warning: "NI_NAMEREQD" redefined
    
34. In file included from unp.h:21,
    
35.                  from connect_nonb.c:1:
    
36. /usr/include/netdb.h:603:1: warning: this is the location of the previous definition
    
37. In file included from unp.h:200,
    
38.                  from connect_nonb.c:1:
    
39. ../lib/addrinfo.h:32:1: warning: "NI_NUMERICSERV" redefined
    
40. In file included from unp.h:21,
    
41.                  from connect_nonb.c:1:
    
42. /usr/include/netdb.h:601:1: warning: this is the location of the previous definition
    
43. In file included from unp.h:200,
    
44.                  from connect_nonb.c:1:
    
45. ../lib/addrinfo.h:36:1: warning: "EAI_ADDRFAMILY" redefined
    
46. In file included from unp.h:21,
    
47.                  from connect_nonb.c:1:
    
48. /usr/include/netdb.h:586:1: warning: this is the location of the previous definition
    
49. In file included from unp.h:200,
    
50.                  from connect_nonb.c:1:
    
51. ../lib/addrinfo.h:37:1: warning: "EAI_AGAIN" redefined
    
52. In file included from unp.h:21,
    
53.                  from connect_nonb.c:1:
    
54. /usr/include/netdb.h:580:1: warning: this is the location of the previous definition
    
55. In file included from unp.h:200,
    
56.                  from connect_nonb.c:1:
    
57. ../lib/addrinfo.h:38:1: warning: "EAI_BADFLAGS" redefined
    
58. In file included from unp.h:21,
    
59.                  from connect_nonb.c:1:
    
60. /usr/include/netdb.h:578:1: warning: this is the location of the previous definition
    
61. In file included from unp.h:200,
    
62.                  from connect_nonb.c:1:
    
63. ../lib/addrinfo.h:39:1: warning: "EAI_FAIL" redefined
    
64. In file included from unp.h:21,
    
65.                  from connect_nonb.c:1:
    
66. /usr/include/netdb.h:581:1: warning: this is the location of the previous definition
    
67. In file included from unp.h:200,
    
68.                  from connect_nonb.c:1:
    
69. ../lib/addrinfo.h:40:1: warning: "EAI_FAMILY" redefined
    
70. In file included from unp.h:21,
    
71.                  from connect_nonb.c:1:
    
72. /usr/include/netdb.h:583:1: warning: this is the location of the previous definition
    
73. In file included from unp.h:200,
    
74.                  from connect_nonb.c:1:
    
75. ../lib/addrinfo.h:41:1: warning: "EAI_MEMORY" redefined
    
76. In file included from unp.h:21,
    
77.                  from connect_nonb.c:1:
    
78. /usr/include/netdb.h:587:1: warning: this is the location of the previous definition
    
79. In file included from unp.h:200,
    
80.                  from connect_nonb.c:1:
    
81. ../lib/addrinfo.h:42:1: warning: "EAI_NODATA" redefined
    
82. In file included from unp.h:21,
    
83.                  from connect_nonb.c:1:
    
84. /usr/include/netdb.h:582:1: warning: this is the location of the previous definition
    
85. In file included from unp.h:200,
    
86.                  from connect_nonb.c:1:
    
87. ../lib/addrinfo.h:43:1: warning: "EAI_NONAME" redefined
    
88. In file included from unp.h:21,
    
89.                  from connect_nonb.c:1:
    
90. /usr/include/netdb.h:579:1: warning: this is the location of the previous definition
    
91. In file included from unp.h:200,
    
92.                  from connect_nonb.c:1:
    
93. ../lib/addrinfo.h:44:1: warning: "EAI_SERVICE" redefined
    
94. In file included from unp.h:21,
    
95.                  from connect_nonb.c:1:
    
96. /usr/include/netdb.h:585:1: warning: this is the location of the previous definition
    
97. In file included from unp.h:200,
    
98.                  from connect_nonb.c:1:
    
99. ../lib/addrinfo.h:45:1: warning: "EAI_SOCKTYPE" redefined
    
100. In file included from unp.h:21,
     
101.                  from connect_nonb.c:1:
     
102. /usr/include/netdb.h:584:1: warning: this is the location of the previous definition
     
103. In file included from unp.h:200,
     
104.                  from connect_nonb.c:1:
     
105. ../lib/addrinfo.h:46:1: warning: "EAI_SYSTEM" redefined
     
106. In file included from unp.h:21,
     
107.                  from connect_nonb.c:1:
     
108. /usr/include/netdb.h:588:1: warning: this is the location of the previous definition
     
109. In file included from connect_nonb.c:1:
     
110. unp.h:214: error: redefinition of `struct timespec'
     
111. unp.h:294: error: conflicting types for `gai_strerror'
     
112. /usr/include/netdb.h:620: error: previous declaration of `gai_strerror'
     
113. unp.h:298: error: conflicting types for `getnameinfo'
     
114. /usr/include/netdb.h:629: error: previous declaration of `getnameinfo'
     
115. unp.h:302: error: conflicting types for `gethostname'
     
116. /usr/include/unistd.h:783: error: previous declaration of `gethostname'
     
117. unp.h:322: error: conflicting types for `inet_aton'
     
118. /usr/include/arpa/inet.h:74: error: previous declaration of `inet_aton'
     
119. unp.h:415: warning: `struct pollfd' declared inside parameter list
     
120. unp.h:415: warning: its scope is only this definition or declaration, which is probably not what you want
     
121. make: *** [connect_nonb.o] Error 1
     

复制代码

libinary

unp的代码里有些声明和Linux系统里的头文件重了，注释掉就可以了。

ajinn

libinary，是unp.h里的声明吗？

x11

出错信息不是告诉你了么，连行号都有

aqiu

unp的全称叫什么？

manphiz

UNP = Unix Netwrk Programming