diff --git a/src/frontend/numparam/general.h b/src/frontend/numparam/general.h
index 36912b379..1a9018f5a 100644
--- a/src/frontend/numparam/general.h
+++ b/src/frontend/numparam/general.h
@@ -42,7 +42,6 @@ char *stupcase(char *s);
 
 /***** primitive input-output ***/
 int yes_or_no(void);
-char rc(void);
 
 int freadstr(FILE *f, SPICE_DSTRINGPTR dstr_p);
 
@@ -50,6 +49,3 @@ double np_round(double d);        // sjb to avoid clash with round() in math.h
 double np_trunc(double x);        // sjb to avoid clash with trunc() in math.h
 double absf(double x); /* abs */
 long absi(long i);
-
-void *new(size_t sz);
-void dispose(void *p);
diff --git a/src/frontend/numparam/mystring.c b/src/frontend/numparam/mystring.c
index 0266362b0..57f80b2db 100644
--- a/src/frontend/numparam/mystring.c
+++ b/src/frontend/numparam/mystring.c
@@ -507,30 +507,6 @@ stupcase(char *s)
 }
 
 
-/*****  pointer tricks: app won't use naked malloc(), free() ****/
-
-void
-dispose(void *p)
-{
-    if (p != NULL)
-        free(p);
-}
-
-
-void *
-new(size_t sz)
-{
-    void *p = tmalloc(sz);
-
-    if (p == NULL) {            /* fatal error */
-        printf(" new() failure. Program halted.\n");
-        controlled_exit(EXIT_FAILURE);
-    }
-
-    return p;
-}
-
-
 /***** elementary math *******/
 
 double
diff --git a/src/frontend/numparam/spicenum.c b/src/frontend/numparam/spicenum.c
index ae73e85d7..876f423e1 100644
--- a/src/frontend/numparam/spicenum.c
+++ b/src/frontend/numparam/spicenum.c
@@ -444,7 +444,7 @@ nupa_init(char *srcfile)
     linecountS = 0;
     incontrolS = 0;
     placeholder = 0;
-    dicoS = (dico_t *) new(sizeof(dico_t));
+    dicoS = TMALLOC(dico_t, 1);
     initdico(dicoS);
 
     dicoS->dynrefptr = TMALLOC(char*, dynmaxline + 1);
@@ -470,14 +470,14 @@ nupa_del_dicoS(void)
         return;
 
     for (i = dynmaxline; i >= 0; i--)
-        dispose(dicoS->dynrefptr[i]);
+        txfree(dicoS->dynrefptr[i]);
 
-    dispose(dicoS->dynrefptr);
-    dispose(dicoS->dyncategory);
-    dispose(dicoS->inst_name);
+    txfree(dicoS->dynrefptr);
+    txfree(dicoS->dyncategory);
+    txfree(dicoS->inst_name);
     nghash_free(dicoS->symbols[0], del_attrib, NULL);
-    dispose(dicoS->symbols);
-    dispose(dicoS);
+    txfree(dicoS->symbols);
+    txfree(dicoS);
     dicoS = NULL;
 }