diff --git a/qucs/qucs/components/DLS_1ton.h b/qucs/qucs/components/DLS_1ton.h
index 1dab1e2b4d..341cecb0cd 100644
--- a/qucs/qucs/components/DLS_1ton.h
+++ b/qucs/qucs/components/DLS_1ton.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef DLS_1ton_H
-#define DLS_1ton_H
+#ifndef DLS_1TON_H
+#define DLS_1TON_H
 
 #include "component.h"
 
@@ -24,4 +24,4 @@ class DLS_1ton : public Component
     void createSymbol();
 };
 
-#endif /* DLS_1ton_H */
+#endif /* DLS_1TON_H */
diff --git a/qucs/qucs/components/DLS_nto1.h b/qucs/qucs/components/DLS_nto1.h
index d880fd9fba..3e4438d2ab 100644
--- a/qucs/qucs/components/DLS_nto1.h
+++ b/qucs/qucs/components/DLS_nto1.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef DLS_nto1_H
-#define DLS_nto1_H
+#ifndef DLS_NTO1_H
+#define DLS_NTO1_H
 
 #include "component.h"
 
@@ -24,4 +24,4 @@ class DLS_nto1 : public Component
     void createSymbol();
 };
 
-#endif /* DLS_nto1_H */
+#endif /* DLS_NTO1_H */
diff --git a/qucs/qucs/components/andor4x2.h b/qucs/qucs/components/andor4x2.h
index e5088f493d..c0bbb31f73 100644
--- a/qucs/qucs/components/andor4x2.h
+++ b/qucs/qucs/components/andor4x2.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef andor4x2_H
-#define andor4x2_H
+#ifndef ANDOR4X2_H
+#define ANDOR4X2_H
 
 #include "component.h"
 
@@ -26,4 +26,4 @@ class andor4x2 : public Component
     QString verilogCode(int);
 };
 
-#endif /* andor4x2_H */
+#endif /* ANDOR4X2_H */
diff --git a/qucs/qucs/components/andor4x3.h b/qucs/qucs/components/andor4x3.h
index dfc7d2c58d..489974ce61 100644
--- a/qucs/qucs/components/andor4x3.h
+++ b/qucs/qucs/components/andor4x3.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef andor4x3_H
-#define andor4x3_H
+#ifndef ANDOR4X3_H
+#define ANDOR4X3_H
 
 #include "component.h"
 
@@ -26,4 +26,4 @@ class andor4x3 : public Component
     QString verilogCode(int);
 };
 
-#endif /* andor4x3_H */
+#endif /* ANDOR4X3_H */
diff --git a/qucs/qucs/components/andor4x4.h b/qucs/qucs/components/andor4x4.h
index e27eb24663..9e3acb61e3 100644
--- a/qucs/qucs/components/andor4x4.h
+++ b/qucs/qucs/components/andor4x4.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef andor4x4_H
-#define andor4x4_H
+#ifndef ANDOR4X4_H
+#define ANDOR4X4_H
 
 #include "component.h"
 
@@ -26,4 +26,4 @@ class andor4x4 : public Component
     QString verilogCode(int);
 };
 
-#endif /* andor4x4_H */
+#endif /* ANDOR4X4_H */
diff --git a/qucs/qucs/components/binarytogrey4bit.h b/qucs/qucs/components/binarytogrey4bit.h
index 1e2f383ce7..2c7ceac110 100644
--- a/qucs/qucs/components/binarytogrey4bit.h
+++ b/qucs/qucs/components/binarytogrey4bit.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef binarytogrey4bit_H
-#define binarytogrey4bit_H
+#ifndef BINARYTOGREY4BIT_H
+#define BINARYTOGREY4BIT_H
 
 #include "component.h"
 
@@ -26,4 +26,4 @@ class binarytogrey4bit : public Component
     QString verilogCode(int);
 };
 
-#endif /* binarytogrey4bit_H */
+#endif /* BINARYTOGREY4BIT_H */
diff --git a/qucs/qucs/components/bsim3v34nMOS.h b/qucs/qucs/components/bsim3v34nMOS.h
index 6a23a58ee1..b9d96cf309 100644
--- a/qucs/qucs/components/bsim3v34nMOS.h
+++ b/qucs/qucs/components/bsim3v34nMOS.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef bsim3v34nMOS_H
-#define bsim3v34nMOS_H
+#ifndef BSIM3V34NMOS_H
+#define BSIM3V34NMOS_H
 
 #include "component.h"
 
@@ -24,4 +24,4 @@ class bsim3v34nMOS : public Component
     void createSymbol();
 };
 
-#endif /* bsim3v34nMOS_H */
+#endif /* BSIM3V34NMOS_H */
diff --git a/qucs/qucs/components/bsim3v34pMOS.h b/qucs/qucs/components/bsim3v34pMOS.h
index 909966d6ee..53edc112d9 100644
--- a/qucs/qucs/components/bsim3v34pMOS.h
+++ b/qucs/qucs/components/bsim3v34pMOS.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef bsim3v34pMOS_H
-#define bsim3v34pMOS_H
+#ifndef BSIM3V34PMOS_H
+#define BSIM3V34PMOS_H
 
 #include "component.h"
 
@@ -24,4 +24,4 @@ class bsim3v34pMOS : public Component
     void createSymbol();
 };
 
-#endif /* bsim3v34pMOS_H */
+#endif /* BSIM3V34PMOS_H */
diff --git a/qucs/qucs/components/bsim4v30nMOS.h b/qucs/qucs/components/bsim4v30nMOS.h
index c0b897be39..48c8bb1ddb 100644
--- a/qucs/qucs/components/bsim4v30nMOS.h
+++ b/qucs/qucs/components/bsim4v30nMOS.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef bsim4v30nMOS_H
-#define bsim4v30nMOS_H
+#ifndef BSIM4V30NMOS_H
+#define BSIM4V30NMOS_H
 
 #include "component.h"
 
@@ -24,4 +24,4 @@ class bsim4v30nMOS : public Component
     void createSymbol();
 };
 
-#endif /* bsim4v30nMOS_H */
+#endif /* BSIM4V30NMOS_H */
diff --git a/qucs/qucs/components/bsim4v30pMOS.h b/qucs/qucs/components/bsim4v30pMOS.h
index b1c692cb72..4002708474 100644
--- a/qucs/qucs/components/bsim4v30pMOS.h
+++ b/qucs/qucs/components/bsim4v30pMOS.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef bsim4v30pMOS_H
-#define bsim4v30pMOS_H
+#ifndef BSIM4V30PMOS_H
+#define BSIM4V30PMOS_H
 
 #include "component.h"
 
@@ -24,4 +24,4 @@ class bsim4v30pMOS : public Component
     void createSymbol();
 };
 
-#endif /* bsim4v30pMOS_H */
+#endif /* BSIM4V30PMOS_H */
diff --git a/qucs/qucs/components/comp_1bit.h b/qucs/qucs/components/comp_1bit.h
index 8232128831..396f387208 100644
--- a/qucs/qucs/components/comp_1bit.h
+++ b/qucs/qucs/components/comp_1bit.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef comp_1bit_H
-#define comp_1bit_H
+#ifndef COMP_1BIT_H
+#define COMP_1BIT_H
 
 #include "component.h"
 
@@ -26,4 +26,4 @@ class comp_1bit : public Component
     QString verilogCode(int);
 };
 
-#endif /* comp_1bit_H */
+#endif /* COMP_1BIT_H */
diff --git a/qucs/qucs/components/comp_2bit.h b/qucs/qucs/components/comp_2bit.h
index 262bcfc2a1..afe5536adf 100644
--- a/qucs/qucs/components/comp_2bit.h
+++ b/qucs/qucs/components/comp_2bit.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef comp_2bit_H
-#define comp_2bit_H
+#ifndef COMP_2BIT_H
+#define COMP_2BIT_H
 
 #include "component.h"
 
@@ -26,4 +26,4 @@ class comp_2bit : public Component
     QString verilogCode(int);
 };
 
-#endif /* comp_2bit_H */
+#endif /* COMP_2BIT_H */
diff --git a/qucs/qucs/components/comp_4bit.h b/qucs/qucs/components/comp_4bit.h
index 1cbf587ce4..4e412fabe2 100644
--- a/qucs/qucs/components/comp_4bit.h
+++ b/qucs/qucs/components/comp_4bit.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef comp_4bit_H
-#define comp_4bit_H
+#ifndef COMP_4BIT_H
+#define COMP_4BIT_H
 
 #include "component.h"
 
@@ -26,4 +26,4 @@ class comp_4bit : public Component
     QString verilogCode(int);
 };
 
-#endif /* comp_4bit_H */
+#endif /* COMP_4BIT_H */
diff --git a/qucs/qucs/components/dff_SR.h b/qucs/qucs/components/dff_SR.h
index 2d6adcad22..ea5687fec4 100644
--- a/qucs/qucs/components/dff_SR.h
+++ b/qucs/qucs/components/dff_SR.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef dff_SR_H
-#define dff_SR_H
+#ifndef DFF_SR_H
+#define DFF_SR_H
 
 #include "component.h"
 
@@ -26,4 +26,4 @@ class dff_SR : public Component
     QString verilogCode(int);
 };
 
-#endif /* dff_SR_H */
+#endif /* DFF_SR_H */
diff --git a/qucs/qucs/components/dmux2to4.h b/qucs/qucs/components/dmux2to4.h
index d518c0dede..c56339175e 100644
--- a/qucs/qucs/components/dmux2to4.h
+++ b/qucs/qucs/components/dmux2to4.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef dmux2to4_H
-#define dmux2to4_H
+#ifndef DMUX2TO4_H
+#define DMUX2TO4_H
 
 #include "component.h"
 
@@ -26,4 +26,4 @@ class dmux2to4 : public Component
     QString verilogCode(int);
 };
 
-#endif /* dmux2to4_H */
+#endif /* DMUX2TO4_H */
diff --git a/qucs/qucs/components/dmux3to8.h b/qucs/qucs/components/dmux3to8.h
index 20bb463236..a60c17a3df 100644
--- a/qucs/qucs/components/dmux3to8.h
+++ b/qucs/qucs/components/dmux3to8.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef dmux3to8_H
-#define dmux3to8_H
+#ifndef DMUX3TO8_H
+#define DMUX3TO8_H
 #include "component.h"
 
 class dmux3to8 : public Component
@@ -25,4 +25,4 @@ class dmux3to8 : public Component
     QString verilogCode(int);
 };
 
-#endif /* dmux3to8_H */
+#endif /* DMUX3TO8_H */
diff --git a/qucs/qucs/components/dmux4to16.h b/qucs/qucs/components/dmux4to16.h
index 4746749f93..7f24432cdf 100644
--- a/qucs/qucs/components/dmux4to16.h
+++ b/qucs/qucs/components/dmux4to16.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef dmux4to16_H
-#define dmux4to16_H
+#ifndef DMUX4TO16_H
+#define DMUX4TO16_H
 
 #include "component.h"
 
@@ -26,4 +26,4 @@ class dmux4to16 : public Component
     QString verilogCode(int);
 };
 
-#endif /* dmux4to16_H */
+#endif /* DMUX4TO16_H */
diff --git a/qucs/qucs/components/fa1b.h b/qucs/qucs/components/fa1b.h
index 9936f1abf5..de7b3034d3 100644
--- a/qucs/qucs/components/fa1b.h
+++ b/qucs/qucs/components/fa1b.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef fa1b_H
-#define fa1b_H
+#ifndef FA1B_H
+#define FA1B_H
 
 #include "component.h"
 
@@ -26,4 +26,4 @@ class fa1b : public Component
     QString verilogCode(int);
 };
 
-#endif /* fa1b_H */
+#endif /* FA1B_H */
diff --git a/qucs/qucs/components/fa2b.h b/qucs/qucs/components/fa2b.h
index 6249d81251..d2e7000f14 100644
--- a/qucs/qucs/components/fa2b.h
+++ b/qucs/qucs/components/fa2b.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef fa2b_H
-#define fa2b_H
+#ifndef FA2B_H
+#define FA2B_H
 
 #include "component.h"
 
@@ -26,4 +26,4 @@ class fa2b : public Component
     QString verilogCode(int);
 };
 
-#endif /* fa2b_H */
+#endif /* FA2B_H */
diff --git a/qucs/qucs/components/gatedDlatch.h b/qucs/qucs/components/gatedDlatch.h
index 979d31984e..9221a31f95 100644
--- a/qucs/qucs/components/gatedDlatch.h
+++ b/qucs/qucs/components/gatedDlatch.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef gatedDlatch_H
-#define gatedDlatch_H
+#ifndef GATEDDLATCH_H
+#define GATEDDLATCH_H
 
 #include "component.h"
 
@@ -26,4 +26,4 @@ class gatedDlatch : public Component
     QString verilogCode(int);
 };
 
-#endif /* gatedDlatch_H */
+#endif /* GATEDDLATCH_H */
diff --git a/qucs/qucs/components/greytobinary4bit.h b/qucs/qucs/components/greytobinary4bit.h
index ebecaabf19..72b0929b7d 100644
--- a/qucs/qucs/components/greytobinary4bit.h
+++ b/qucs/qucs/components/greytobinary4bit.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef greytobinary4bit_H
-#define greytobinary4bit_H
+#ifndef GREYTOBINARY4BIT_H
+#define GREYTOBINARY4BIT_H
 
 #include "component.h"
 
@@ -26,4 +26,4 @@ class greytobinary4bit : public Component
     QString verilogCode(int);
 };
 
-#endif /* greytobinary4bit_H */
+#endif /* GREYTOBINARY4BIT_H */
diff --git a/qucs/qucs/components/ha1b.h b/qucs/qucs/components/ha1b.h
index e5d405590f..e6b37abdb0 100644
--- a/qucs/qucs/components/ha1b.h
+++ b/qucs/qucs/components/ha1b.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef ha1b_H
-#define ha1b_H
+#ifndef HA1B_H
+#define HA1B_H
 
 #include "component.h"
 
@@ -26,4 +26,4 @@ class ha1b : public Component
     QString verilogCode(int);
 };
 
-#endif /* ha1b_H */
+#endif /* HA1B_H */
diff --git a/qucs/qucs/components/hic0_full.h b/qucs/qucs/components/hic0_full.h
index 81dde44fda..a813075238 100644
--- a/qucs/qucs/components/hic0_full.h
+++ b/qucs/qucs/components/hic0_full.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef hic0_full_H
-#define hic0_full_H
+#ifndef HIC0_FULL_H
+#define HIC0_FULL_H
 
 #include "component.h"
 
@@ -26,4 +26,4 @@ class hic0_full : public MultiViewComponent
     QString netlist();
 };
 
-#endif /* hic0_full_H */
+#endif /* HIC0_FULL_H */
diff --git a/qucs/qucs/components/hic2_full.h b/qucs/qucs/components/hic2_full.h
index c547ebfc60..df79847b53 100644
--- a/qucs/qucs/components/hic2_full.h
+++ b/qucs/qucs/components/hic2_full.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef hic2_full_H
-#define hic2_full_H
+#ifndef HIC2_FULL_H
+#define HIC2_FULL_H
 
 #include "component.h"
 
@@ -24,4 +24,4 @@ class hic2_full : public Component
     void createSymbol();
 };
 
-#endif /* hic2_full_H */
+#endif /* HIC2_FULL_H */
diff --git a/qucs/qucs/components/hicumL0V1p2.h b/qucs/qucs/components/hicumL0V1p2.h
index 03eda68261..c6cea13ac7 100644
--- a/qucs/qucs/components/hicumL0V1p2.h
+++ b/qucs/qucs/components/hicumL0V1p2.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef hicumL0V1p2_H
-#define hicumL0V1p2_H
+#ifndef HICUML0V1P2_H
+#define HICUML0V1P2_H
 
 #include "component.h"
 
@@ -26,4 +26,4 @@ class hicumL0V1p2 : public MultiViewComponent
     QString netlist();
 };
 
-#endif /* hicumL0V1p2_H */
+#endif /* HICUML0V1P2_H */
diff --git a/qucs/qucs/components/hicumL0V1p2g.h b/qucs/qucs/components/hicumL0V1p2g.h
index e14c2b1e87..241345c5f8 100644
--- a/qucs/qucs/components/hicumL0V1p2g.h
+++ b/qucs/qucs/components/hicumL0V1p2g.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef hicumL0V1p2g_H
-#define hicumL0V1p2g_H
+#ifndef HICUML0V1P2G_H
+#define HICUML0V1P2G_H
 
 #include "component.h"
 
@@ -26,4 +26,4 @@ class hicumL0V1p2g : public MultiViewComponent
     QString netlist();
 };
 
-#endif /* hicumL0V1p2g_H */
+#endif /* HICUML0V1P2G_H */
diff --git a/qucs/qucs/components/hicumL0V1p3.h b/qucs/qucs/components/hicumL0V1p3.h
index 89c19e0481..5dd519761b 100644
--- a/qucs/qucs/components/hicumL0V1p3.h
+++ b/qucs/qucs/components/hicumL0V1p3.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef hicumL0V1p3_H
-#define hicumL0V1p3_H
+#ifndef HICUML0V1P3_H
+#define HICUML0V1P3_H
 
 #include "component.h"
 
@@ -26,4 +26,4 @@ class hicumL0V1p3 : public MultiViewComponent
     QString netlist();
 };
 
-#endif /* hicumL0V1p3_H */
+#endif /* HICUML0V1P3_H */
diff --git a/qucs/qucs/components/hicumL2V2p1.h b/qucs/qucs/components/hicumL2V2p1.h
index a1d4062180..d190f6f5ef 100644
--- a/qucs/qucs/components/hicumL2V2p1.h
+++ b/qucs/qucs/components/hicumL2V2p1.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef hicumL2V2p1_H
-#define hicumL2V2p1_H
+#ifndef HICUML2V2P1_H
+#define HICUML2V2P1_H
 
 #include "component.h"
 
@@ -24,4 +24,4 @@ class hicumL2V2p1 : public Component
     void createSymbol();
 };
 
-#endif /* hicumL2V2p1_H */
+#endif /* HICUML2V2P1_H */
diff --git a/qucs/qucs/components/hicumL2V2p23.h b/qucs/qucs/components/hicumL2V2p23.h
index f5e4128b32..01c732c6ff 100644
--- a/qucs/qucs/components/hicumL2V2p23.h
+++ b/qucs/qucs/components/hicumL2V2p23.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef hicumL2V2p23_H
-#define hicumL2V2p23_H
+#ifndef HICUML2V2P23_H
+#define HICUML2V2P23_H
 
 #include "component.h"
 
@@ -24,4 +24,4 @@ class hicumL2V2p23 : public Component
     void createSymbol();
 };
 
-#endif /* hicumL2V2p23_H */
+#endif /* HICUML2V2P23_H */
diff --git a/qucs/qucs/components/hicumL2V2p24.h b/qucs/qucs/components/hicumL2V2p24.h
index 3117148f7f..88669148a8 100644
--- a/qucs/qucs/components/hicumL2V2p24.h
+++ b/qucs/qucs/components/hicumL2V2p24.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef hicumL2V2p24_H
-#define hicumL2V2p24_H
+#ifndef HICUML2V2P24_H
+#define HICUML2V2P24_H
 
 #include "component.h"
 
@@ -24,4 +24,4 @@ class hicumL2V2p24 : public Component
     void createSymbol();
 };
 
-#endif /* hicumL2V2p24_H */
+#endif /* HICUML2V2P24_H */
diff --git a/qucs/qucs/components/hicumL2V2p31n.h b/qucs/qucs/components/hicumL2V2p31n.h
index f4806a6aff..52ebe2da1e 100644
--- a/qucs/qucs/components/hicumL2V2p31n.h
+++ b/qucs/qucs/components/hicumL2V2p31n.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef hicumL2V2p31n_H
-#define hicumL2V2p31n_H
+#ifndef HICUML2V2P31N_H
+#define HICUML2V2P31N_H
 
 #include "component.h"
 
@@ -24,4 +24,4 @@ class hicumL2V2p31n : public Component
     void createSymbol();
 };
 
-#endif /* hicumL2V2p31n_H */
+#endif /* HICUML2V2P31N_H */
diff --git a/qucs/qucs/components/hpribin4bit.h b/qucs/qucs/components/hpribin4bit.h
index ee832a2be6..7649845457 100644
--- a/qucs/qucs/components/hpribin4bit.h
+++ b/qucs/qucs/components/hpribin4bit.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef hpribin4bit_H
-#define hpribin4bit_H
+#ifndef HPRIBIN4BIT_H
+#define HPRIBIN4BIT_H
 
 #include "component.h"
 
@@ -26,4 +26,4 @@ class hpribin4bit : public Component
     QString verilogCode(int);
 };
 
-#endif /* hpribin4bit_H */
+#endif /* HPRIBIN4BIT_H */
diff --git a/qucs/qucs/components/jkff_SR.h b/qucs/qucs/components/jkff_SR.h
index 094e37f544..b7469f6b0d 100644
--- a/qucs/qucs/components/jkff_SR.h
+++ b/qucs/qucs/components/jkff_SR.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef jkff_SR_H
-#define jkff_SR_H
+#ifndef JKFF_SR_H
+#define JKFF_SR_H
 
 #include "component.h"
 
@@ -26,4 +26,4 @@ class jkff_SR : public Component
     QString verilogCode(int);
 };
 
-#endif /* jkff_SR_H */
+#endif /* JKFF_SR_H */
diff --git a/qucs/qucs/components/log_amp.h b/qucs/qucs/components/log_amp.h
index 710b457a1a..732828ea25 100644
--- a/qucs/qucs/components/log_amp.h
+++ b/qucs/qucs/components/log_amp.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef log_amp_H
-#define log_amp_H
+#ifndef LOG_AMP_H
+#define LOG_AMP_H
 
 #include "component.h"
 
@@ -24,4 +24,4 @@ class log_amp : public Component
     void createSymbol();
 };
 
-#endif /* log_amp_H */
+#endif /* LOG_AMP_H */
diff --git a/qucs/qucs/components/logic_0.h b/qucs/qucs/components/logic_0.h
index 55cc9db50f..fcdde7eda4 100644
--- a/qucs/qucs/components/logic_0.h
+++ b/qucs/qucs/components/logic_0.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef logic_0_H
-#define logic_0_H
+#ifndef LOGIC_0_H
+#define LOGIC_0_H
 
 #include "component.h"
 
@@ -26,4 +26,4 @@ class logic_0 : public Component
     QString verilogCode(int);
 };
 
-#endif /* logic_0_H */
+#endif /* LOGIC_0_H */
diff --git a/qucs/qucs/components/logic_1.h b/qucs/qucs/components/logic_1.h
index f3ee05a1e7..f6804a5906 100644
--- a/qucs/qucs/components/logic_1.h
+++ b/qucs/qucs/components/logic_1.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef logic_1_H
-#define logic_1_H
+#ifndef LOGIC_1_H
+#define LOGIC_1_H
 
 #include "component.h"
 
@@ -26,4 +26,4 @@ class logic_1 : public Component
     QString verilogCode(int);
 };
 
-#endif /* logic_1_H */
+#endif /* LOGIC_1_H */
diff --git a/qucs/qucs/components/mod_amp.h b/qucs/qucs/components/mod_amp.h
index 0043846fae..98b031c2a5 100644
--- a/qucs/qucs/components/mod_amp.h
+++ b/qucs/qucs/components/mod_amp.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef mod_amp_H
-#define mod_amp_H
+#ifndef MOD_AMP_H
+#define MOD_AMP_H
 
 #include "component.h"
 
@@ -24,4 +24,4 @@ class mod_amp : public Component
     void createSymbol();
 };
 
-#endif /* mod_amp_H */
+#endif /* MOD_AMP_H */
diff --git a/qucs/qucs/components/mux2to1.h b/qucs/qucs/components/mux2to1.h
index 75845c9f7b..410a66e876 100644
--- a/qucs/qucs/components/mux2to1.h
+++ b/qucs/qucs/components/mux2to1.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef mux2to1_H
-#define mux2to1_H
+#ifndef MUX2TO1_H
+#define MUX2TO1_H
 
 #include "component.h"
 
@@ -26,4 +26,4 @@ class mux2to1 : public Component
     QString verilogCode(int);
 };
 
-#endif /* mux2to1_H */
+#endif /* MUX2TO1_H */
diff --git a/qucs/qucs/components/mux4to1.h b/qucs/qucs/components/mux4to1.h
index 3a88579007..5bdbca1ecb 100644
--- a/qucs/qucs/components/mux4to1.h
+++ b/qucs/qucs/components/mux4to1.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef mux4to1_H
-#define mux4to1_H
+#ifndef MUX4TO1_H
+#define MUX4TO1_H
 
 #include "component.h"
 
@@ -26,4 +26,4 @@ class mux4to1 : public Component
     QString verilogCode(int);
 };
 
-#endif /* mux4to1_H */
+#endif /* MUX4TO1_H */
diff --git a/qucs/qucs/components/mux8to1.h b/qucs/qucs/components/mux8to1.h
index 9671c65a61..b9139981b2 100644
--- a/qucs/qucs/components/mux8to1.h
+++ b/qucs/qucs/components/mux8to1.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef mux8to1_H
-#define mux8to1_H
+#ifndef MUX8TO1_H
+#define MUX8TO1_H
 
 #include "component.h"
 
@@ -26,4 +26,4 @@ class mux8to1 : public Component
     QString verilogCode(int);
 };
 
-#endif /* mux8to1_H */
+#endif /* MUX8TO1_H */
diff --git a/qucs/qucs/components/nigbt.h b/qucs/qucs/components/nigbt.h
index ef0d1deda5..549236aab1 100644
--- a/qucs/qucs/components/nigbt.h
+++ b/qucs/qucs/components/nigbt.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef nigbt_H
-#define nigbt_H
+#ifndef NIGBT_H
+#define NIGBT_H
 
 #include "component.h"
 
@@ -24,4 +24,4 @@ class nigbt : public Component
     void createSymbol();
 };
 
-#endif /* nigbt_H */
+#endif /* NIGBT_H */
diff --git a/qucs/qucs/components/pad2bit.h b/qucs/qucs/components/pad2bit.h
index 1bbec36945..0246f205b8 100644
--- a/qucs/qucs/components/pad2bit.h
+++ b/qucs/qucs/components/pad2bit.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef pad2bit_H
-#define pad2bit_H
+#ifndef PAD2BIT_H
+#define PAD2BIT_H
 
 #include "component.h"
 
@@ -26,4 +26,4 @@ class pad2bit : public Component
     QString verilogCode(int);
 };
 
-#endif /* pad2bit_H */
+#endif /* PAD2BIT_H */
diff --git a/qucs/qucs/components/pad3bit.h b/qucs/qucs/components/pad3bit.h
index 248c07541f..88588f64b2 100644
--- a/qucs/qucs/components/pad3bit.h
+++ b/qucs/qucs/components/pad3bit.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef pad3bit_H
-#define pad3bit_H
+#ifndef PAD3BIT_H
+#define PAD3BIT_H
 
 #include "component.h"
 
@@ -26,4 +26,4 @@ class pad3bit : public Component
     QString verilogCode(int);
 };
 
-#endif /* pad3bit_H */
+#endif /* PAD3BIT_H */
diff --git a/qucs/qucs/components/pad4bit.h b/qucs/qucs/components/pad4bit.h
index 00880aa852..6e0865d71f 100644
--- a/qucs/qucs/components/pad4bit.h
+++ b/qucs/qucs/components/pad4bit.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef pad4bit_H
-#define pad4bit_H
+#ifndef PAD4BIT_H
+#define PAD4BIT_H
 
 #include "component.h"
 
@@ -26,4 +26,4 @@ class pad4bit : public Component
     QString verilogCode(int);
 };
 
-#endif /* pad4bit_H */
+#endif /* PAD4BIT_H */
diff --git a/qucs/qucs/components/photodiode.h b/qucs/qucs/components/photodiode.h
index 48e311d159..d758538184 100644
--- a/qucs/qucs/components/photodiode.h
+++ b/qucs/qucs/components/photodiode.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef photodiode_H
-#define photodiode_H
+#ifndef PHOTODIODE_H
+#define PHOTODIODE_H
 
 #include "component.h"
 
@@ -24,4 +24,4 @@ class photodiode : public Component
     void createSymbol();
 };
 
-#endif /* photodiode_H */
+#endif /* PHOTODIODE_H */
diff --git a/qucs/qucs/components/phototransistor.h b/qucs/qucs/components/phototransistor.h
index 23eea0dc78..eb38dc9cd3 100644
--- a/qucs/qucs/components/phototransistor.h
+++ b/qucs/qucs/components/phototransistor.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef phototransistor_H
-#define phototransistor_H
+#ifndef PHOTOTRANSISTOR_H
+#define PHOTOTRANSISTOR_H
 
 #include "component.h"
 
@@ -24,4 +24,4 @@ class phototransistor : public Component
     void createSymbol();
 };
 
-#endif /* phototransistor_H */
+#endif /* PHOTOTRANSISTOR_H */
diff --git a/qucs/qucs/components/potentiometer.h b/qucs/qucs/components/potentiometer.h
index 4e8c46c27d..3a866a6be8 100644
--- a/qucs/qucs/components/potentiometer.h
+++ b/qucs/qucs/components/potentiometer.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef potentiometer_H
-#define potentiometer_H
+#ifndef POTENTIOMETER_H
+#define POTENTIOMETER_H
 
 #include "component.h"
 
@@ -24,4 +24,4 @@ class potentiometer : public Component
     void createSymbol();
 };
 
-#endif /* potentiometer_H */
+#endif /* POTENTIOMETER_H */
diff --git a/qucs/qucs/components/tff_SR.h b/qucs/qucs/components/tff_SR.h
index 044e0e5c37..619d6cfb61 100644
--- a/qucs/qucs/components/tff_SR.h
+++ b/qucs/qucs/components/tff_SR.h
@@ -8,8 +8,8 @@
  * 
  */
 
-#ifndef tff_SR_H
-#define tff_SR_H
+#ifndef TFF_SR_H
+#define TFF_SR_H
 
 #include "component.h"
 
@@ -26,4 +26,4 @@ class tff_SR : public Component
     QString verilogCode(int);
 };
 
-#endif /* tff_SR_H */
+#endif /* TFF_SR_H */
diff --git a/qucs/qucs/components/vacomponent.h b/qucs/qucs/components/vacomponent.h
index 6bea29e4bd..e2a69dc305 100644
--- a/qucs/qucs/components/vacomponent.h
+++ b/qucs/qucs/components/vacomponent.h
@@ -49,4 +49,4 @@ QString getData(QString filename);
 double getDouble(QScriptValue data, QString prop);
 QString getString(QScriptValue data, QString prop);
 
-#endif /* vacomponent_H */
+#endif /* VACOMPONENT_H */