re-enable making old apps with --enable-oldapps

src/Makefile.am

@@ -260,6 +260,7 @@ endif !NO_HELP
 ngsconvert_SOURCES =  ngsconvert.c
 
 ngsconvert_LDADD =  \
+	frontend/com_history.lo \
 	frontend/libfte.la \
 	frontend/parser/libparser.la \
 	maths/misc/libmathmisc.la \
@@ -271,6 +272,7 @@ ngsconvert_LDADD =  \
 ngproc2mod_SOURCES = ngproc2mod.c
 
 ngproc2mod_LDADD =  \
+	frontend/libfte.la \
 	frontend/parser/libparser.la \
 	spicelib/parser/libinp.la \
 	misc/libmisc.la
@@ -281,6 +283,8 @@ ngproc2mod_LDADD =  \
 ngmultidec_SOURCES = ngmultidec.c
 
 ngmultidec_LDADD =  \
+	frontend/libfte.la \
+	frontend/parser/libparser.la \
 	maths/sparse/libsparse.la \
 	misc/libmisc.la
 
@@ -289,6 +293,11 @@ ngmultidec_LDADD =  \
 
 ngmakeidx_SOURCES = makeidx.c
 
+ngmakeidx_LDADD =  \
+	frontend/libfte.la \
+	frontend/parser/libparser.la \
+	misc/libmisc.la
+    
 ## create index for online help:
 
 ngspice.idx: ngmakeidx$(EXEEXT) $(srcdir)/ngspice.txt

src/ngproc2mod.c

@@ -329,3 +329,6 @@ retry:
         }
     }
 }
+
+void
+controlled_exit(int status) { exit(status); }

src/ngsconvert.c

@@ -445,6 +445,7 @@ void cp_ccom(wordlist *w, char *b, bool e) {
 int cp_usrset(struct variable *v, bool i) {
     NG_IGNORE(i);
     NG_IGNORE(v); return(US_OK); }
+wordlist * cp_doalias(wordlist *wlist) {NG_IGNORE(wlist); return NULL;}
 
 int disptype;