[bruenig@laptop ~]$ ls
files
[bruenig@laptop ~]$ for url in $(wget http://wps.prenhall.com/esm_molay_UNIXProg_1/0%2C6678%2C522399-%2C00.html -O- |  awk -F\" '/ch02/ {print $2}'); do wget wps.prenhall.com${url}; done
--15:45:40--  http://wps.prenhall.com/esm_molay_UNIXProg_1/0%2C6678%2C522399-%2C00.html
           => `-'
Resolving wps.prenhall.com... 209.202.161.132
Connecting to wps.prenhall.com|209.202.161.132|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 4,512 (4.4K) [text/html]

100%[====================================>] 4,512         --.--K/s             

15:45:40 (73.80 KB/s) - `-' saved [4512/4512]

--15:45:40--  http://wps.prenhall.com/wps/media/objects/510/522376/Molay_Unix_SourceCode/ch02/Makefile
           => `Makefile'
Resolving wps.prenhall.com... 209.202.161.132
Connecting to wps.prenhall.com|209.202.161.132|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 308 [text/plain]

100%[====================================>] 308           --.--K/s             

15:45:41 (43.81 MB/s) - `Makefile' saved [308/308]

--15:45:41--  http://wps.prenhall.com/wps/media/objects/510/522376/Molay_Unix_SourceCode/ch02/cp1.c
           => `cp1.c'
Resolving wps.prenhall.com... 209.202.161.132
Connecting to wps.prenhall.com|209.202.161.132|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 1,273 (1.2K) [text/plain]

100%[====================================>] 1,273         --.--K/s             

15:45:41 (155.23 MB/s) - `cp1.c' saved [1273/1273]

--15:45:41--  http://wps.prenhall.com/wps/media/objects/510/522376/Molay_Unix_SourceCode/ch02/utmplib.c
           => `utmplib.c'
Resolving wps.prenhall.com... 209.202.161.132
Connecting to wps.prenhall.com|209.202.161.132|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 2,278 (2.2K) [text/plain]

100%[====================================>] 2,278         --.--K/s             

15:45:41 (187.39 MB/s) - `utmplib.c' saved [2278/2278]

--15:45:41--  http://wps.prenhall.com/wps/media/objects/510/522376/Molay_Unix_SourceCode/ch02/who0.c
           => `who0.c'
Resolving wps.prenhall.com... 209.202.161.132
Connecting to wps.prenhall.com|209.202.161.132|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 674 [text/plain]

100%[====================================>] 674           --.--K/s             

15:45:41 (92.98 MB/s) - `who0.c' saved [674/674]

--15:45:41--  http://wps.prenhall.com/wps/media/objects/510/522376/Molay_Unix_SourceCode/ch02/who1.c
           => `who1.c'
Resolving wps.prenhall.com... 209.202.161.132
Connecting to wps.prenhall.com|209.202.161.132|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 1,180 (1.2K) [text/plain]

100%[====================================>] 1,180         --.--K/s             

15:45:41 (153.46 MB/s) - `who1.c' saved [1180/1180]

--15:45:41--  http://wps.prenhall.com/wps/media/objects/510/522376/Molay_Unix_SourceCode/ch02/who1bot.c
           => `who1bot.c'
Resolving wps.prenhall.com... 209.202.161.132
Connecting to wps.prenhall.com|209.202.161.132|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 522 [text/plain]

100%[====================================>] 522           --.--K/s             

15:45:41 (44.56 MB/s) - `who1bot.c' saved [522/522]

--15:45:41--  http://wps.prenhall.com/wps/media/objects/510/522376/Molay_Unix_SourceCode/ch02/who1top.c
           => `who1top.c'
Resolving wps.prenhall.com... 209.202.161.132
Connecting to wps.prenhall.com|209.202.161.132|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 658 [text/plain]

100%[====================================>] 658           --.--K/s             

15:45:41 (94.59 MB/s) - `who1top.c' saved [658/658]

--15:45:41--  http://wps.prenhall.com/wps/media/objects/510/522376/Molay_Unix_SourceCode/ch02/who2.c
           => `who2.c'
Resolving wps.prenhall.com... 209.202.161.132
Connecting to wps.prenhall.com|209.202.161.132|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 2,328 (2.3K) [text/plain]

100%[====================================>] 2,328         --.--K/s             

15:45:42 (171.84 MB/s) - `who2.c' saved [2328/2328]

--15:45:42--  http://wps.prenhall.com/wps/media/objects/510/522376/Molay_Unix_SourceCode/ch02/who3.c
           => `who3.c'
Resolving wps.prenhall.com... 209.202.161.132
Connecting to wps.prenhall.com|209.202.161.132|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 1,758 (1.7K) [text/plain]

100%[====================================>] 1,758         --.--K/s             

15:45:42 (85.13 MB/s) - `who3.c' saved [1758/1758]

--15:45:42--  http://wps.prenhall.com/wps/media/objects/510/522376/Molay_Unix_SourceCode/ch02/who3top.c
           => `who3top.c'
Resolving wps.prenhall.com... 209.202.161.132
Connecting to wps.prenhall.com|209.202.161.132|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 632 [text/plain]

100%[====================================>] 632           --.--K/s             

15:45:42 (83.79 MB/s) - `who3top.c' saved [632/632]

[bruenig@laptop ~]$ ls
Makefile  files      who0.c  who1bot.c  who2.c  who3top.c
cp1.c     utmplib.c  who1.c  who1top.c  who3.c
[bruenig@laptop ~]$