Declare set_progname in io.h#3
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This fixes warnings in ttyplay.c and ttytime.c:
ttyplay.c: In function ‘main’:
ttyplay.c:271:5: warning: implicit declaration of function ‘set_progname’; did you mean ‘sethostname’? [-Wimplicit-function-declaration]
set_progname(argv[0]);
^~~~~~~~~~~~
sethostname
ttytime.c: In function ‘main’:
ttytime.c:64:5: warning: implicit declaration of function ‘set_progname’ [-Wimplicit-function-declaration]
set_progname(argv[0]);
^~~~~~~~~~~~
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This fixes warnings in ttyplay.c and ttytime.c:
ttyplay.c: In function ‘main’:
ttyplay.c:271:5: warning: implicit declaration of function ‘set_progname’; did you mean ‘sethostname’? [-Wimplicit-function-declaration]
set_progname(argv[0]);
^~~~~~~~~~~~
sethostname
ttytime.c: In function ‘main’:
ttytime.c:64:5: warning: implicit declaration of function ‘set_progname’ [-Wimplicit-function-declaration]
set_progname(argv[0]);
^~~~~~~~~~~~