diff --git a/driver/build_string.c b/driver/build_string.c
index ffbc85856..a719ac861 100644
--- a/driver/build_string.c
+++ b/driver/build_string.c
@@ -17,7 +17,7 @@
  *    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
  */
 #ifdef HAVE_CVS_IDENT
-#ident "$Id: build_string.c,v 1.12 2003/09/22 01:12:09 steve Exp $"
+#ident "$Id: build_string.c,v 1.13 2003/09/23 05:57:15 steve Exp $"
 #endif
 
 # include "config.h"
@@ -53,7 +53,6 @@ int build_string(char*output, size_t olen, const char*pattern)
 			    tmp_buf[tail-pattern-1] = 0;
 
 			    if (((*pattern == 'v') && verbose_flag)
-				|| ((*pattern == 'M') && depfile)
 				|| ((*pattern == 'N') && npath)) {
 				  int rc = build_string(output, olen,
 							tmp_buf);
@@ -84,14 +83,6 @@ int build_string(char*output, size_t olen, const char*pattern)
 			}
 			break;
 
-		      case 'm':
-			if (mod_list) {
-			      strcpy(output, mod_list);
-			      output += strlen(mod_list);
-			      olen -= strlen(mod_list);
-			}
-			break;
-
 		      case 'N':
 			if (npath) {
 			      strcpy(output, npath);
@@ -121,6 +112,9 @@ int build_string(char*output, size_t olen, const char*pattern)
 
 /*
  * $Log: build_string.c,v $
+ * Revision 1.13  2003/09/23 05:57:15  steve
+ *  Pass -m flag from driver via iconfig file.
+ *
  * Revision 1.12  2003/09/22 01:12:09  steve
  *  Pass more ivl arguments through the iconfig file.
  *
diff --git a/driver/main.c b/driver/main.c
index 5b679dba9..1461b5b76 100644
--- a/driver/main.c
+++ b/driver/main.c
@@ -17,7 +17,7 @@
  *    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
  */
 #ifdef HAVE_CVS_IDENT
-#ident "$Id: main.c,v 1.54 2003/09/22 01:12:09 steve Exp $"
+#ident "$Id: main.c,v 1.55 2003/09/23 05:57:15 steve Exp $"
 #endif
 
 # include "config.h"
@@ -491,17 +491,7 @@ int main(int argc, char **argv)
 		  break;
 
 		case 'm':
-		  if (mod_list == 0) {
-			mod_list = malloc(strlen(" -m")+strlen(optarg)+1);
-			strcpy(mod_list, " -m");
-			strcat(mod_list, optarg);
-		  } else {
-			mod_list = realloc(mod_list, strlen(mod_list)
-					   + strlen(" -m")
-					   + strlen(optarg) + 1);
-			strcat(mod_list, " -m");
-			strcat(mod_list, optarg);
-		  }
+		  fprintf(iconfig_file, "module:%s\n", optarg);
 		  break;
 
 		case 'N':
@@ -704,6 +694,9 @@ int main(int argc, char **argv)
 
 /*
  * $Log: main.c,v $
+ * Revision 1.55  2003/09/23 05:57:15  steve
+ *  Pass -m flag from driver via iconfig file.
+ *
  * Revision 1.54  2003/09/22 01:12:09  steve
  *  Pass more ivl arguments through the iconfig file.
  *
diff --git a/iverilog.conf b/iverilog.conf
index 2c4bc15ae..25b49e64d 100644
--- a/iverilog.conf
+++ b/iverilog.conf
@@ -57,10 +57,10 @@
 # These rules support synthesized and non-synthesized variants.
 
 [-tvvp -S]
-<ivl>%B/ivl %[v-v] -C%C %[N-N%N] -tdll -fDLL=%B/vvp.tgt -fVVP_EXECUTABLE=%B/../../bin/vvp -Fsynth2 -Fsynth -Fsyn-rules -Fcprop -Fnodangle %f %m -- -
+<ivl>%B/ivl %[v-v] -C%C %[N-N%N] -tdll -fDLL=%B/vvp.tgt -fVVP_EXECUTABLE=%B/../../bin/vvp -Fsynth2 -Fsynth -Fsyn-rules -Fcprop -Fnodangle %f -- -
 
 [-tvvp]
-<ivl>%B/ivl %[v-v] -C%C %[N-N%N] -tdll -fDLL=%B/vvp.tgt -fVVP_EXECUTABLE=%B/../../bin/vvp -Fcprop -Fnodangle %f %m -- -
+<ivl>%B/ivl %[v-v] -C%C %[N-N%N] -tdll -fDLL=%B/vvp.tgt -fVVP_EXECUTABLE=%B/../../bin/vvp -Fcprop -Fnodangle %f -- -
 
 # This is the XNF code generator.
 
diff --git a/main.cc b/main.cc
index 398bc1d70..02c2a72ee 100644
--- a/main.cc
+++ b/main.cc
@@ -19,7 +19,7 @@ const char COPYRIGHT[] =
  *    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
  */
 #ifdef HAVE_CVS_IDENT
-#ident "$Id: main.cc,v 1.69 2003/09/22 01:12:08 steve Exp $"
+#ident "$Id: main.cc,v 1.70 2003/09/23 05:57:36 steve Exp $"
 #endif
 
 # include "config.h"
@@ -169,6 +169,9 @@ static void process_generation_flag(const char*gen)
  *        This specifies the ivlpp command line used to process
  *        library modules as I read them in.
  *
+ *    module:<name>
+ *        Load a VPI module.
+ *
  *    out:<path>
  *        Path to the output file.
  *
@@ -216,6 +219,9 @@ static void read_iconfig_file(const char*ipath)
 	    } else if (strcmp(buf, "ivlpp") == 0) {
 		  ivlpp_string = strdup(cp);
 
+	    } else if (strcmp(buf,"module") == 0) {
+		  flags["VPI_MODULE_LIST"] = flags["VPI_MODULE_LIST"]+","+cp;
+
 	    } else if (strcmp(buf, "out") == 0) {
 		  flags["-o"] = cp;
 
@@ -365,7 +371,7 @@ int main(int argc, char*argv[])
       min_typ_max_flag = TYP;
       min_typ_max_warn = 10;
 
-      while ((opt = getopt(argc, argv, "C:F:f:g:hm:M:N:o:P:p:s:T:t:VvW:Y:y:")) != EOF) switch (opt) {
+      while ((opt = getopt(argc, argv, "C:F:f:hN:P:p:t:Vv")) != EOF) switch (opt) {
 
 	  case 'C':
 	    read_iconfig_file(optarg);
@@ -388,9 +394,6 @@ int main(int argc, char*argv[])
 	  case 'h':
 	    help_flag = true;
 	    break;
-	  case 'm':
-	    flags["VPI_MODULE_LIST"] = flags["VPI_MODULE_LIST"]+","+optarg;
-	    break;
 	  case 'N':
 	    net_path = optarg;
 	    break;
@@ -429,7 +432,6 @@ int main(int argc, char*argv[])
 "\t-C <name>        Config file from driver.\n"
 "\t-F <name>        Apply netlist function <name>.\n"
 "\t-h               Print usage information, and exit.\n"
-"\t-m <module>      Load vpi module <module>.\n"
 "\t-N <file>        Dump the elaborated netlist to <file>.\n"
 "\t-P <file>        Write the parsed input to <file>.\n"
 "\t-p <assign>      Set a parameter value.\n"
@@ -658,6 +660,9 @@ int main(int argc, char*argv[])
 
 /*
  * $Log: main.cc,v $
+ * Revision 1.70  2003/09/23 05:57:36  steve
+ *  Pass -m flag from driver via iconfig file.
+ *
  * Revision 1.69  2003/09/22 01:12:08  steve
  *  Pass more ivl arguments through the iconfig file.
  *