X-Git-Url: https://git.saurik.com/apple/icu.git/blobdiff_plain/a0b4f637ba1a6c3c5651b61a69303b029bacf7d3..2ca993e82fb37b597a3c73ecd1586a139a6579c5:/icuSources/tools/tzcode/zic.c

diff --git a/icuSources/tools/tzcode/zic.c b/icuSources/tools/tzcode/zic.c
index f38498c6..0d95a002 100644
--- a/icuSources/tools/tzcode/zic.c
+++ b/icuSources/tools/tzcode/zic.c
@@ -29,6 +29,9 @@ static char const REPORT_BUGS_TO[]="N/A";
 #include "tzfile.h"
 
 #include <stdarg.h>
+#if U_PLATFORM_IS_DARWIN_BASED || U_PLATFORM_IS_LINUX_BASED || U_PLATFORM == U_PF_BSD || U_PLATFORM == U_PF_SOLARIS
+#include <unistd.h>
+#endif
 
 #define	ZIC_VERSION_PRE_2013 '2'
 #define	ZIC_VERSION	'3'