diff --git a/hash.c b/hash.c
index a0c3036..b5ff28a 100644
--- a/hash.c
+++ b/hash.c
@@ -4,6 +4,8 @@
 #include "jenkins_hash.h"
 #include "murmur3_hash.h"

+hash_func hash;
+
 int hash_init(enum hashfunc_type type) {
     switch(type) {
         case JENKINS_HASH:
diff --git a/hash.h b/hash.h
index 059d1e2..3b2a984 100644
--- a/hash.h
+++ b/hash.h
@@ -2,7 +2,7 @@
 #define    HASH_H

 typedef uint32_t (*hash_func)(const void *key, size_t length);
-hash_func hash;
+extern hash_func hash;

 enum hashfunc_type {
     JENKINS_HASH=0, MURMUR3_HASH
diff --git a/memcached.c b/memcached.c
index 3010236..0916f94 100644
--- a/memcached.c
+++ b/memcached.c
@@ -9528,7 +9528,7 @@ int main (int argc, char **argv) {
     /* daemonize if requested */
     /* if we want to ensure our ability to dump core, don't chdir to / */
     if (do_daemonize) {
-        if (sigignore(SIGHUP) == -1) {
+        if (signal(SIGHUP, SIG_IGN) == SIG_ERR) {
             perror("Failed to ignore SIGHUP");
         }
         if (daemonize(maxcore, settings.verbose) == -1) {
@@ -9677,7 +9677,7 @@ int main (int argc, char **argv) {
      * ignore SIGPIPE signals; we can use errno == EPIPE if we
      * need that information
      */
-    if (sigignore(SIGPIPE) == -1) {
+    if (signal(SIGPIPE, SIG_IGN) == SIG_ERR) {
         perror("failed to ignore SIGPIPE; sigaction");
         exit(EX_OSERR);
     }