scripts/echo.c: resolve implicit declaration of function 'dup2'
Signed-off-by: Nicolas Hüppelshäuser <nicolas.hueppelshaeuser@emlix.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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@ -27,6 +27,7 @@
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#include <stdio.h>
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#include <stdio.h>
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#include <string.h>
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#include <string.h>
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#include <limits.h>
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#include <limits.h>
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#include <unistd.h>
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#define WANT_HEX_ESCAPES 1
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#define WANT_HEX_ESCAPES 1
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