--- freem/src/mumps.c	2025/04/15 16:49:36	1.22
+++ freem/src/mumps.c	2025/04/16 05:33:15	1.23
@@ -1,5 +1,5 @@
 /*
- *   $Id: mumps.c,v 1.22 2025/04/15 16:49:36 snw Exp $
+ *   $Id: mumps.c,v 1.23 2025/04/16 05:33:15 snw Exp $
  *    main module of freem
  *
  *  
@@ -24,6 +24,9 @@
  *   along with FreeM.  If not, see <https://www.gnu.org/licenses/>.
  *
  *   $Log: mumps.c,v $
+ *   Revision 1.23  2025/04/16 05:33:15  snw
+ *   Try to use procctl function to fix ASLR problem on FreeBSD
+ *
  *   Revision 1.22  2025/04/15 16:49:36  snw
  *   Make use of logprintf throughout codebase
  *
@@ -116,7 +119,9 @@
 #include <pwd.h>
 #include <grp.h>
 #include "log.h"
-
+#if defined(__FreeBSD__)
+# include <sys/procctl.h>
+#endif
 #if defined(HAVE_GETOPT_H)
 # include <getopt.h>
 #endif
@@ -192,6 +197,13 @@ int main (int argc, char **argv, char **
     char cli_rtn_name[256];
 
     char env_ena[25];
+
+#if defined(__FreeBSD__)
+    int prcdta = PROC_ASLR_FORCE_DISABLE;
+    if (procctl (P_PID, getpid (), PROC_ASLR_CTL, &prcdta) == -1) {
+        fprintf (stderr, "freem:  could not disable address space layout randomization for pid %ld; program operation may be unreliable [error %s]\n", getpid(), strerror (errno));
+    }    
+#endif
     
     routine_mode = FALSE;
     strcpy (m_dialect, "FREEM");