(generate_h): cast when calling is* to get rid of a warning
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@5533 ec53bebd-3082-4978-b11e-865c3cabbd6b
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		@@ -1,5 +1,5 @@
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/*
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 * Copyright (c) 1998 Kungliga Tekniska H<>gskolan
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 * Copyright (c) 1998, 1999 Kungliga Tekniska H<>gskolan
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 * (Royal Institute of Technology, Stockholm, Sweden). 
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 * All rights reserved. 
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 *
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@@ -135,7 +135,7 @@ generate_h(void)
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    snprintf(fn, sizeof(fn), "__%s__", hfn);
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    for(p = fn; *p; p++)
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	if(!isalnum(*p))
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	if(!isalnum((unsigned char)*p))
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	    *p = '_';
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    fprintf(h_file, "/* Generated from %s */\n", filename);
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