2017-07-25 08:12:30 +08:00
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diff --git a/src/tools/hzip.cxx b/src/tools/hzip.cxx
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2023-03-30 07:43:44 +08:00
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index d7d2d2464..30bb5a32c 100644
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2017-07-25 08:12:30 +08:00
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--- a/src/tools/hzip.cxx
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+++ b/src/tools/hzip.cxx
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2023-03-30 07:43:44 +08:00
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@@ -38,10 +38,13 @@
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/* hzip: file compression for sorted dictionaries with optional encryption,
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* algorithm: prefix-suffix encoding and 16-bit Huffman encoding */
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+#include <config.h>
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2017-07-25 08:12:30 +08:00
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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+#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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+#endif /* HAVE_UNISTD_H */
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#include <string>
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#include <sys/stat.h>
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2023-03-30 07:43:44 +08:00
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diff --git a/src/tools/munch.cxx b/src/tools/munch.cxx
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index e33ac71e3..1e8342ff5 100644
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--- a/src/tools/munch.cxx
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+++ b/src/tools/munch.cxx
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@@ -40,7 +40,6 @@
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2017-07-25 08:12:30 +08:00
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#include <ctype.h>
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#include <string.h>
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#include <string>
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2023-03-30 07:43:44 +08:00
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-#include <unistd.h>
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2017-07-25 08:12:30 +08:00
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#include <stdlib.h>
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#include <stdint.h>
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#include <stdio.h>
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2023-03-30 07:43:44 +08:00
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diff --git a/src/tools/unmunch.cxx b/src/tools/unmunch.cxx
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index 5a73e6fe9..3d9e31832 100644
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--- a/src/tools/unmunch.cxx
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+++ b/src/tools/unmunch.cxx
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@@ -42,7 +42,6 @@
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2017-07-25 08:12:30 +08:00
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#include <ctype.h>
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#include <string.h>
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#include <string>
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2023-03-30 07:43:44 +08:00
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-#include <unistd.h>
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2017-07-25 08:12:30 +08:00
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#include <stdlib.h>
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#include <stdint.h>
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#include <stdio.h>
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