diff --git a/src/include/port/hpux.h b/src/include/port/hpux.h
index 68690cd5cdb4c9ff9cce792a730a37777458c79f..b78b43fbf857bca727dfd1939c7f8bf452aa9f85 100644
--- a/src/include/port/hpux.h
+++ b/src/include/port/hpux.h
@@ -1,5 +1,6 @@
 #define JMP_BUF
 #define USE_POSIX_TIME
+#define USE_POSIX_SIGNALS
 #define HAS_TEST_AND_SET
 typedef struct
 {
diff --git a/src/makefiles/Makefile.hpux b/src/makefiles/Makefile.hpux
index 632bb6e75e45e3ccabfef2cb8ffa54afd985ace3..98c2ed76cc426e721f84506ee410a282034f81ac 100644
--- a/src/makefiles/Makefile.hpux
+++ b/src/makefiles/Makefile.hpux
@@ -1,7 +1,7 @@
 HPUX_MAJOR= $(shell uname -r|sed 's/^[^.]*\.\([^.]*\).*/\1/')
 # HP-UX 10 has a select() in libcurses, so we need to get the libc version first
 ifeq ($(HPUX_MAJOR), 10)
-   LDFLAGS:= -lc $(LDFLAGS)
+   LDFLAGS:= -Wl,-E -lc $(LDFLAGS)
 endif
 
 # Does anyone use this stuff?