cleanup bsim4 prototypes

ChangeLog

@@ -1,3 +1,9 @@
+2011-06-22  Robert Larice
+ * src/spicelib/devices/bsim4/b4geo.c ,
+ * src/spicelib/devices/bsim4/b4noi.c ,
+ * src/spicelib/devices/bsim4/b4temp.c :
+   cleanup bsim4 prototypes
+
 2011-06-22  Robert Larice
  * src/frontend/commands.c ,
  * src/frontend/misccoms.h ,

src/spicelib/devices/bsim4/b4geo.c

@@ -21,7 +21,7 @@
  * for multi-fingers and varous GEO and RGEO options.
  */
 
-int
+static int
 BSIM4NumFingerDiff(
 double nf,
 int minSD,

src/spicelib/devices/bsim4/b4noi.c

@@ -28,17 +28,13 @@
 #include "const.h"
 
 
-extern void   NevalSrc();
-extern void   NevalSrc2();   /* for tnoiMod=2 (v4.7) */
-extern double Nintegrate();
-
 /*
  * WDL: 1/f noise model has been smoothed out and enhanced with
  * bulk charge effect as well as physical N* equ. and necessary
  * conversion into the SI unit system.
  */
 
-double
+static double
 Eval1ovFNoise(
 double Vds,
 BSIM4model *model,

src/spicelib/devices/bsim4/b4temp.c

@@ -50,7 +50,7 @@
         }                                                                  \
     }
 
-int
+static int
 BSIM4DioIjthVjmEval(
 double Nvtm, double Ijth, double Isb, double XExpBV,
 double *Vjm)