$NetBSD: patch-aa,v 1.4 2011/08/21 22:57:55 tnn Exp $

--- hotspot/src/os/bsd/vm/os_bsd.cpp.orig	2011-08-11 12:31:36.000000000 +0000
+++ hotspot/src/os/bsd/vm/os_bsd.cpp
@@ -131,7 +131,7 @@
 # include <inttypes.h>
 # include <sys/ioctl.h>
 
-#if defined(__FreeBSD__) || defined(__NetBSD__)
+#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__DragonFly__)
 # include <elf.h>
 #endif
 
@@ -2039,7 +2039,9 @@ void * os::dll_load(const char *filename
     {EM_PPC,         EM_PPC,     ELFCLASS32, ELFDATA2MSB, (char*)"Power PC 32"},
     {EM_PPC64,       EM_PPC64,   ELFCLASS64, ELFDATA2MSB, (char*)"Power PC 64"},
     {EM_ARM,         EM_ARM,     ELFCLASS32,   ELFDATA2LSB, (char*)"ARM"},
+#if 0
     {EM_S390,        EM_S390,    ELFCLASSNONE, ELFDATA2MSB, (char*)"IBM System/390"},
+#endif
     {EM_ALPHA,       EM_ALPHA,   ELFCLASS64, ELFDATA2LSB, (char*)"Alpha"},
     {EM_MIPS_RS3_LE, EM_MIPS_RS3_LE, ELFCLASS32, ELFDATA2LSB, (char*)"MIPSel"},
     {EM_MIPS,        EM_MIPS,    ELFCLASS32, ELFDATA2MSB, (char*)"MIPS"},
@@ -3559,7 +3561,7 @@ OSReturn os::set_native_priority(Thread*
 #ifdef __OpenBSD__
   // OpenBSD pthread_setprio starves low priority threads
   return OS_OK;
-#elif defined(__FreeBSD__)
+#elif defined(__FreeBSD__) || defined(__DragonFly__)
   int ret = pthread_setprio(thread->osthread()->pthread_id(), newpri);
 #elif defined(__APPLE__) || defined(__NetBSD__)
   struct sched_param sp;
@@ -3587,7 +3589,7 @@ OSReturn os::get_native_priority(const T
   }
 
   errno = 0;
-#if defined(__OpenBSD__) || defined(__FreeBSD__)
+#if defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__DragonFly__)
   *priority_ptr = pthread_getprio(thread->osthread()->pthread_id());
 #elif defined(__APPLE__) || defined(__NetBSD__)
   int policy;