--- VirtualBox-7.1.10/src/VBox/Runtime/r3/posix/RTTimeZoneGetCurrent-posix.cpp.orig
+++ VirtualBox-7.1.10/src/VBox/Runtime/r3/posix/RTTimeZoneGetCurrent-posix.cpp
@@ -51,8 +51,11 @@
 #include <iprt/symlink.h>
 #include <iprt/stream.h>
 
-#if defined(RT_OS_DARWIN) || defined(RT_OS_SOLARIS)
+#if defined(RT_OS_DARWIN)
 # include <tzfile.h>
+#elif defined(RT_OS_SOLARIS)
+# define TZDIR                   "/usr/share/lib/zoneinfo"
+# define TZ_MAGIC                "TZif"
 #else
 # define TZDIR                   "/usr/share/zoneinfo"
 # define TZ_MAGIC                "TZif"