+2018-08-20 (World Mosquito Day) lttng-ust 2.9.3
+ * Fix: add liblttng-ust dependency to liblttng-ust-fd
+ * Fix: use LIBDL/LIBC_DL to select either libdl or libc
+ * Fix: AM_CONDITIONAL should be outside AS_IF block
+ * Fix: build jni libs with openjdk >= 10
+ * Fix: ustfork: save and restore errno in syscall wrappers
+ * Fix: cache the result of getpid() internally
+ * Fix: reset cached vpid context on fork
+ * Fix: string comparison on incorrect length in context provider
+ * Fix: remove for() loop initial declarations
+ * Use ust_lock during sock_info operations for atomicity against fork
+ * Force tracked fd to be bigger than STDERR_FILENO
+