diff --git a/internal/c/qbx.cpp b/internal/c/qbx.cpp
index 55e5fc8d0..738cb7776 100644
--- a/internal/c/qbx.cpp
+++ b/internal/c/qbx.cpp
@@ -643,6 +643,10 @@ extern long double string2f(qbs*str);
 //Cobalt(aka Dave) added the next 2 lines
 int64 func__shr(int64 a1, int b1);
 int64 func__shl(int64 a1, int b1);
+int64 func__readbit(int64 a1, int b1);
+int64 func__setbit(int64 a1, int b1);
+int64 func__resetbit(int64 a1, int b1);
+int64 func__togglebit(int64 a1, int b1);
 #ifndef QB64_WINDOWS
     extern void Sleep(uint32 milliseconds);
     extern void ZeroMemory(void *ptr,int64 bytes);
@@ -977,6 +981,18 @@ inline int64 func__shl(int64 a1,int b1)
 inline int64 func__shr(int64 a1,int b1) 
 {return a1>>b1;}
 
+inline int64 func__readbit(int64 a1, int b1)
+{if (a1 & 1<<b1) return -1; else return 0;}
+
+inline int64 func__setbit(int64 a1, int b1)
+{return a1 | 1<<b1;}
+
+inline int64 func__resetbit(int64 a1, int b1)
+{return a1 & ~(1<<b1);}
+
+inline int64 func__togglebit(int64 a1, int b1)
+{return a1 ^ 1<<b1;}
+
 //Working with 32bit colors:
 inline uint32 func__rgb32(int32 r,int32 g,int32 b,int32 a){
     if (r<0) r=0;
@@ -2211,4 +2227,4 @@ void QBMAIN(void *unused)
         #include "../temp/main.txt"
     #endif
     
-//} (closed by main.txt)
\ No newline at end of file
+//} (closed by main.txt)