# The register keyword has been deprecated since c++14 and completely removed since c++17
# Hence dropping the keyword
# Bug: https://bugs.gentoo.org/897798
--- a/core.cc
+++ b/core.cc
@@ -117,7 +117,7 @@ inline void addPixelFast(unsigned char *p,int br1,int br2) {
 }
 
 void fadeFade() {
-  register uint32_t *ptr = (uint32_t*)output;
+  uint32_t *ptr = (uint32_t*)output;
   int i = outWidth*outHeight*2/sizeof(uint32_t);
   do {
     //Bytewize version was: *(ptr++) -= *ptr+(*ptr>>1)>>4;
--- a/sdlwrap.cc
+++ b/sdlwrap.cc
@@ -171,19 +171,19 @@ void SdlScreen::show(void) {
   attempt(SDL_LockSurface(surface),"locking screen for output.");
 
   if (scaling == 1) {
-    register uint32_t *ptr2 = (uint32_t*)output;
+    uint32_t *ptr2 = (uint32_t*)output;
     uint32_t *ptr1 = (uint32_t*)( surface->pixels );
     int i = outWidth*outHeight/sizeof(*ptr2);
 
     do {
       // Asger Alstrup Nielsen's (alstrup@diku.dk)
       // optimized 32 bit screen loop
-      register unsigned int const r1 = *(ptr2++);
-      register unsigned int const r2 = *(ptr2++);
+      unsigned int const r1 = *(ptr2++);
+      unsigned int const r2 = *(ptr2++);
     
       //if (r1 || r2) {
   #ifdef LITTLEENDIAN
-        register unsigned int const v = 
+        unsigned int const v = 
             ((r1 & 0x000000f0ul) >> 4)
           | ((r1 & 0x0000f000ul) >> 8)
           | ((r1 & 0x00f00000ul) >> 12)
@@ -194,7 +194,7 @@ void SdlScreen::show(void) {
           | ((r2 & 0x00f00000ul) << 4)
           | ((r2 & 0xf0000000ul)));
   #else
-        register unsigned int const v = 
+        unsigned int const v = 
             ((r2 & 0x000000f0ul) >> 4)
           | ((r2 & 0x0000f000ul) >> 8)
           | ((r2 & 0x00f00000ul) >> 12)
--- a/svgawrap.cc
+++ b/svgawrap.cc
@@ -120,7 +120,7 @@ void SvgaScreen::inputUpdate(int &mouseX,int &mouseY,int &mouseButtons,char &key
 }
 
 void SvgaScreen::show(void) {
-  register uint32_t *ptr2 = (uint32_t*)output;
+  uint32_t *ptr2 = (uint32_t*)output;
   uint32_t *ptr1 = (uint32_t*)scr;
   int i = 320*200/sizeof(uint32_t);
   // Asger Alstrup Nielsen's (alstrup@diku.dk)
@@ -129,15 +129,15 @@ void SvgaScreen::show(void) {
     //Original bytewize version:
     //unsigned char v = (*(ptr2++)&15*16);
     //*(ptr1++) = v|(*(ptr2++)>>4);
-    register uint32_t const r1 = *(ptr2++);
-    register uint32_t const r2 = *(ptr2++);
+    uint32_t const r1 = *(ptr2++);
+    uint32_t const r2 = *(ptr2++);
 
     //Fade will continue even after value > 16
     //thus black pixel will be written when values just > 0
     //thus no need to write true black
     //if (r1 || r2) {
 #ifdef LITTLEENDIAN
-      register uint32_t const v = 
+      uint32_t const v = 
           ((r1 & 0x000000f0ul) >> 4)
         | ((r1 & 0x0000f000ul) >> 8)
         | ((r1 & 0x00f00000ul) >> 12)
@@ -148,7 +148,7 @@ void SvgaScreen::show(void) {
         | ((r2 & 0x00f00000ul) << 4)
         | ((r2 & 0xf0000000ul)));
 #else
-      register uint32_t const v = 
+      uint32_t const v = 
           ((r2 & 0x000000f0ul) >> 4)
         | ((r2 & 0x0000f000ul) >> 8)
         | ((r2 & 0x00f00000ul) >> 12)
--- a/xlibwrap.cc
+++ b/xlibwrap.cc
@@ -119,24 +119,24 @@ void XScreen::inputUpdate(int &mouseX,int &mouseY,int &mouseButtons,char &keyHit
 }
  
 void XScreen::show(void) { 
-  register uint32_t *ptr2 = (uint32_t*)output;
+  uint32_t *ptr2 = (uint32_t*)output;
   uint32_t *ptr1 = (uint32_t*)d->back;
   int i = outWidth*outHeight/sizeof(uint32_t);
   if (lowColor)
     do {
-      register uint32_t const r1 = *(ptr2++);
-      register uint32_t const r2 = *(ptr2++);
+      uint32_t const r1 = *(ptr2++);
+      uint32_t const r2 = *(ptr2++);
     
       //if (r1 || r2) {
 #ifdef LITTLEENDIAN
-        register uint32_t const v = 
+        uint32_t const v = 
              mapping[((r1&0xe0ul)>>5)|((r1&0xe000ul)>>10)]
             |mapping[((r1&0xe00000ul)>>21)|((r1&0xe0000000ul)>>26)]*256U; 
         *(ptr1++) = v | 
              mapping[((r2&0xe0ul)>>5)|((r2&0xe000ul)>>10)]*65536U
             |mapping[((r2&0xe00000ul)>>21)|((r2&0xe0000000ul)>>26)]*16777216U; 
 #else
-        register uint32_t const v = 
+        uint32_t const v = 
              mapping[((r2&0xe0ul)>>5)|((r2&0xe000ul)>>10)]
             |mapping[((r2&0xe00000ul)>>21)|((r2&0xe0000000ul)>>26)]*256U; 
         *(ptr1++) = v | 
@@ -149,12 +149,12 @@ void XScreen::show(void) {
     do {
       // Asger Alstrup Nielsen's (alstrup@diku.dk)
       // optimized 32 bit screen loop
-      register uint32_t const r1 = *(ptr2++);
-      register uint32_t const r2 = *(ptr2++);
+      uint32_t const r1 = *(ptr2++);
+      uint32_t const r2 = *(ptr2++);
     
       //if (r1 || r2) {
 #ifdef LITTLEENDIAN
-        register uint32_t const v = 
+        uint32_t const v = 
             ((r1 & 0x000000f0ul) >> 4)
           | ((r1 & 0x0000f000ul) >> 8)
           | ((r1 & 0x00f00000ul) >> 12)
@@ -165,7 +165,7 @@ void XScreen::show(void) {
           | ((r2 & 0x00f00000ul) << 16 -12)
           | ((r2 & 0xf0000000ul) << 16 -16);
 #else
-        register uint32_t const v = 
+        uint32_t const v = 
             ((r2 & 0x000000f0ul) >> 4)
           | ((r2 & 0x0000f000ul) >> 8)
           | ((r2 & 0x00f00000ul) >> 12)