diff --git a/src/frontend/com_option.c b/src/frontend/com_option.c
index e99f15643..e7afba929 100644
--- a/src/frontend/com_option.c
+++ b/src/frontend/com_option.c
@@ -1,4 +1,3 @@
-#include <config.h>
 #include "ngspice.h"
 #include "cktdefs.h"
 #include "ftedefs.h"
@@ -8,106 +7,110 @@
 #include "variable.h"
 
 
-/* The option command. Syntax is option [opt ...] [opt = val ...]. 
- * Val may be a string, an int, a float, or a list of the 
+/* The option command. Syntax is option [opt ...] [opt = val ...].
+ * Val may be a string, an int, a float, or a list of the
  * form (elt1 elt2 ...).  */
 void
 com_option(wordlist *wl)
 {
 
 struct variable *vars;
-    
+
     CKTcircuit *circuit = NULL;
-	
+
     if (!ft_curckt) {
          fprintf(cp_err, "Error: no circuit loaded\n");
          return;
     }
-    
+
     circuit = (ft_curckt->ci_ckt);
-    
+
 
     if (wl == NULL) {
         printf("******************************\n");
         printf("* Current simulation options *\n");
         printf("******************************\n\n");
-        printf("Temperatures:\n");        
+        printf("Temperatures:\n");
         printf("temp = %f\n",circuit->CKTtemp);
         printf("tnom = %f\n",circuit->CKTnomTemp);
-        
+
         printf("\nIntegration method summary:\n");
         switch (circuit->CKTintegrateMethod)
-        	{
-        		case TRAPEZOIDAL:
-        			printf("Integration Method = TRAPEZOIDAL\n");
-        			break;
-        		case GEAR:
-        			printf("Integration Method = GEAR\n");
-        			break;
-        		default:
-        			printf("Unknown integration method\n");
-        	}
+          {
+            case TRAPEZOIDAL:
+              printf("Integration Method = TRAPEZOIDAL\n");
+              break;
+            case GEAR:
+              printf("Integration Method = GEAR\n");
+              break;
+            default:
+              printf("Unknown integration method\n");
+          }
         printf("MaxOrder = %d\n", circuit->CKTmaxOrder);
-        
-        printf("\nTolerances (absolute):\n");
-        printf("abstol      (current) = %f\n", circuit->CKTabstol);
-        printf("chgtol      (charge)  = %f\n", circuit->CKTchgtol);
-        printf("volttol     (voltage) = %f\n", circuit->CKTvoltTol);
-        printf("pivotabstol (pivot)   = %f\n", circuit->CKTpivotAbsTol);
-        
-        printf("\nTolerances (relative):\n");
-        printf("reltol      (current) = %f\n", circuit->CKTreltol);
-        printf("pivotreltol (pivot)   = %f\n", circuit->CKTpivotRelTol);
 
-        printf("\nTruncation error:\n");
+        printf("\nTolerances (absolute):\n");
+        printf("abstol      (current) = %g\n", circuit->CKTabstol);
+        printf("chgtol      (charge)  = %g\n", circuit->CKTchgtol);
+        printf("vntol       (voltage) = %g\n", circuit->CKTvoltTol);
+        printf("pivtol      (pivot)   = %g\n", circuit->CKTpivotAbsTol);
+
+        printf("\nTolerances (relative):\n");
+        printf("reltol      (current) = %g\n", circuit->CKTreltol);
+        printf("pivrel      (pivot)   = %g\n", circuit->CKTpivotRelTol);
+
+        printf("\nIteration limits:\n");
+        printf("ITL1 = %d\n", circuit->CKTdcMaxIter);
+        printf("ITL2 = %d\n", circuit->CKTdcTrcvMaxIter);
+        printf("ITL4 = %d\n", circuit->CKTtranMaxIter);
+
+        printf("\nTruncation error correction:\n");
         printf("trtol = %f\n", circuit->CKTtrtol);
 #ifdef NEWTRUNC
-        printf("ltereltol = %f\n", circuit->CKTlteReltol);  
-        printf("lteabstol = %f\n", circuit->CKTlteAbstol);
+        printf("ltereltol = %g\n", circuit->CKTlteReltol);
+        printf("lteabstol = %g\n", circuit->CKTlteAbstol);
 #endif /* NEWTRUNC */
-        
-        printf("\nConductances:\n"); 
-        printf("gmin     (devices)  = %f\n", circuit->CKTgmin);
-        printf("diaggmin (stepping) = %f\n", circuit->CKTdiagGmin);
-        printf("gshunt = %f\n", circuit->CKTgshunt);
-        
-        
-        printf("delmin = %f\n", circuit->CKTdelmin);
-       
+
+        printf("\nConductances:\n");
+        printf("gmin     (devices)  = %g\n", circuit->CKTgmin);
+        printf("diaggmin (stepping) = %g\n", circuit->CKTdiagGmin);
+        printf("gshunt = %g\n", circuit->CKTgshunt);
+
+        printf("delmin = %g\n", circuit->CKTdelmin);
+
         printf("\nDefault parameters for MOS devices\n");
-        printf("Default M: %f\n", circuit->CKTdefaultMosM);  
+        printf("Default M: %f\n", circuit->CKTdefaultMosM);
         printf("Default L: %f\n", circuit->CKTdefaultMosL);
         printf("Default W: %f\n", circuit->CKTdefaultMosW);
         printf("Default AD: %f\n", circuit->CKTdefaultMosAD);
         printf("Default AS: %f\n", circuit->CKTdefaultMosAS);
-        
+
         return;
     }
     vars = cp_setparse(wl);
 
     /* This is sort of a hassle... */
-    while (vars) { 
+    while (vars) {
         void *s;
         switch (vars->va_type) {
-	case CP_BOOL:
+          case CP_BOOL:
             s = &vars->va_bool;
             break;
-	case CP_NUM:
+          case CP_NUM:
             s = &vars->va_num;
             break;
-	case CP_REAL:
+          case CP_REAL:
             s = &vars->va_real;
             break;
-	case CP_STRING:
+          case CP_STRING:
             s = vars->va_string;
             break;
-	case CP_LIST:
+          case CP_LIST:
             s = vars->va_vlist;
             break;
-	default:
-	    s = NULL;
+          default:
+            s = NULL;
         }
-        
+
         /* qui deve settare le opzioni di simulazione */
         cp_vset(vars->va_name, vars->va_type, s);
         vars = vars->va_next;