diff --git a/README.md b/README.md
index 91885ad..c0145c6 100644
--- a/README.md
+++ b/README.md
@@ -111,9 +111,9 @@ SHA256 digest for MacroCore: A23C29529F3CE7D0C8BEE9545C5D22D5B5594907547374A5135
 
 [Documentation for MacroCore](https://core.sasjs.io "Documentation for MacroCore")
 
-- **DFA** (Dynamic Function Arrays)\[0.4\], contains set of macros and FCMP functions which implement: a dynamically allocated array, a stack, a fifo queue, an ordered stack, and a priority queue, run `%helpPackage(DFA,createDFArray)` to find examples.
+- **DFA** (Dynamic Function Arrays)\[0.5\], contains set of macros and FCMP functions which implement: a dynamically allocated array, a stack, a fifo queue, an ordered stack, and a priority queue, run `%helpPackage(DFA,createDFArray)` to find examples.
 
-SHA256 digest for DFA: E777D4578DFDEB2277D58264BAB5BFDBEAFD4E538D4831CDCBFFB4216D2441C2
+SHA256 digest for DFA: 179AAB9DF3DE8F049A4EFDF5FB0BE92AE5F7BFA7708D4365F39D4DC71C4F90FE
 
 [Documentation for DFA](https://github.com/yabwon/SAS_PACKAGES/blob/main/packages/dfa.md "Documentation for DFA")
 
diff --git a/packages/README.md b/packages/README.md
index efbba27..67eb3d8 100644
--- a/packages/README.md
+++ b/packages/README.md
@@ -32,7 +32,7 @@ SHA256 digest for MacroCore: A23C29529F3CE7D0C8BEE9545C5D22D5B5594907547374A5135
 
 ---
 
-- **DFA** (Dynamic Function Arrays)\[0.4\], contains set of macros and FCMP functions which implement: a dynamically allocated array, a stack, a fifo queue, an ordered stack, and a priority queue, run `%helpPackage(DFA,createDFArray)` to find examples.
+- **DFA** (Dynamic Function Arrays)\[0.5\], contains set of macros and FCMP functions which implement: a dynamically allocated array, a stack, a fifo queue, an ordered stack, and a priority queue, run `%helpPackage(DFA,createDFArray)` to find examples.
 ```sas
 %createDFArray(ArrDynamic, resizefactor=17); 
 
@@ -59,7 +59,7 @@ data _null_;
   end;
 run;
 ```
-SHA256 digest for DFA: E777D4578DFDEB2277D58264BAB5BFDBEAFD4E538D4831CDCBFFB4216D2441C2
+SHA256 digest for DFA: 179AAB9DF3DE8F049A4EFDF5FB0BE92AE5F7BFA7708D4365F39D4DC71C4F90FE
 
 [Documentation for DFA](https://github.com/yabwon/SAS_PACKAGES/blob/main/packages/dfa.md "Documentation for DFA")
 
diff --git a/packages/SHA256_for_packages.txt b/packages/SHA256_for_packages.txt
index 43c3a77..128b142 100644
--- a/packages/SHA256_for_packages.txt
+++ b/packages/SHA256_for_packages.txt
@@ -1,3 +1,6 @@
+/* 20210117 */
+DFA: 179AAB9DF3DE8F049A4EFDF5FB0BE92AE5F7BFA7708D4365F39D4DC71C4F90FE
+
 /* 20210109 */
 BasePlus: 28F3DE865C5E3B914FFB7CC2627D8B0975527EEECEE7AFEAD7B335C3FDC1BFD3
 DFA: E777D4578DFDEB2277D58264BAB5BFDBEAFD4E538D4831CDCBFFB4216D2441C2
diff --git a/packages/dfa.md b/packages/dfa.md
index 92b6124..25601ea 100644
--- a/packages/dfa.md
+++ b/packages/dfa.md
@@ -18,7 +18,7 @@
 
 ---
 
-# The DFA package [ver. 0.4] <a name="dfa-package"></a> ###############################################
+# The DFA package [ver. 0.5] <a name="dfa-package"></a> ###############################################
 
 The **DFA** (a.k.a. *Dynamic Function Array*) package implements:
  - dynamic numeric and character arrays,
@@ -55,7 +55,7 @@ Package contains:
 *SAS package generated by generatePackage, version 20210109*
 
 The SHA256 hash digest for package BasePlus: 
-`E777D4578DFDEB2277D58264BAB5BFDBEAFD4E538D4831CDCBFFB4216D2441C2` 
+`179AAB9DF3DE8F049A4EFDF5FB0BE92AE5F7BFA7708D4365F39D4DC71C4F90FE` 
 
 ---
 # Content description ############################################################################################
@@ -81,6 +81,7 @@ The basic syntax is the following, the `<...>` means optional parameters:
  <,resizeFactor=0>
  <,outlib=work.DFAfcmp.package>
  <,hashexp=13>
+ <,header=1>
 )
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
@@ -118,6 +119,10 @@ The basic syntax is the following, the `<...>` means optional parameters:
 * `hashexp=`      - *Optional*, the default value is `13`. It is the default `hashexp=` 
                     value for internal hash table used by the function.
 
+* `header=`       - *Optional*, the default value is `1`. Indicates if 
+                    the `proc fcmp outlib = &outlib.;` header is added to 
+                    the executed code. If not 1 then no header is added.
+                    
 **Created function arguments description**:
 
 A function generated by the macro is:
@@ -323,6 +328,7 @@ The basic syntax is the following, the `<...>` means optional parameters:
  <,type=8>
  <,outlib=work.DFAfcmp.package>
  <,hashexp=13>
+ <,header=1>
 )
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
@@ -351,6 +357,10 @@ The basic syntax is the following, the `<...>` means optional parameters:
 * `hashexp=`      - *Optional*, the default value is `13`. It is the default `hashexp=` 
                     value for internal hash table used by the function.
 
+* `header=`       - *Optional*, the default value is `1`. Indicates if 
+                    the `proc fcmp outlib = &outlib.;` header is added to 
+                    the executed code. If not 1 then no header is added.
+                    
 **Created function arguments description**:
 
 A function generated by the macro is:
@@ -477,6 +487,7 @@ The basic syntax is the following, the `<...>` means optional parameters:
  <,type=8>
  <,outlib=work.DFAfcmp.package>
  <,hashexp=13>
+ <,header=1>
 )
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
@@ -505,6 +516,10 @@ The basic syntax is the following, the `<...>` means optional parameters:
 * `hashexp=`      - *Optional*, the default value is `13`. It is the default `hashexp=` 
                     value for internal hash table used by the function.
 
+* `header=`       - *Optional*, the default value is `1`. Indicates if 
+                    the `proc fcmp outlib = &outlib.;` header is added to 
+                    the executed code. If not 1 then no header is added.
+                    
 **Created function arguments description**:
 
 A function generated by the macro is:
@@ -648,6 +663,7 @@ The basic syntax is the following, the `<...>` means optional parameters:
  <,order=A>
  <,outlib=work.DFAfcmp.package>
  <,hashexp=13>
+ <,header=1>
 )
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
@@ -680,7 +696,10 @@ The basic syntax is the following, the `<...>` means optional parameters:
 * `hashexp=`      - *Optional*, the default value is `13`. It is the default `hashexp=` 
                     value for internal hash table used by the function.
 
-
+* `header=`       - *Optional*, the default value is `1`. Indicates if 
+                    the `proc fcmp outlib = &outlib.;` header is added to 
+                    the executed code. If not 1 then no header is added.
+                    
 **Created function arguments description**:
 
 A function generated by the macro is:
@@ -804,6 +823,7 @@ The basic syntax is the following, the `<...>` means optional parameters:
  <,newOnTop=+>
  <,outlib=work.DFAfcmp.package>
  <,hashexp=13>
+ <,header=1>
 )
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
@@ -837,7 +857,10 @@ The basic syntax is the following, the `<...>` means optional parameters:
 * `hashexp=`      - *Optional*, the default value is `13`. It is the default `hashexp=` 
                     value for internal hash table used by the function.
 
-
+* `header=`       - *Optional*, the default value is `1`. Indicates if 
+                    the `proc fcmp outlib = &outlib.;` header is added to 
+                    the executed code. If not 1 then no header is added.
+                    
 **Created function arguments description**:
 
 A function generated by the macro is:
@@ -965,6 +988,7 @@ The basic syntax is the following, the `<...>` means optional parameters:
  <,type=8>
  <,outlib=work.DFAfcmp.package>
  <,hashexp=13>
+ <,header=1>
 )
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
@@ -993,7 +1017,10 @@ The basic syntax is the following, the `<...>` means optional parameters:
 * `hashexp=`      - *Optional*, the default value is `13`. It is the default `hashexp=` 
                     value for internal hash table used by the function.
 
-
+* `header=`       - *Optional*, the default value is `1`. Indicates if 
+                    the `proc fcmp outlib = &outlib.;` header is added to 
+                    the executed code. If not 1 then no header is added.
+                    
 **Created function arguments description**:
 
 A function generated by the macro is:
@@ -1289,6 +1316,7 @@ The basic syntax is the following, the `<...>` means optional parameters:
  <,debug=0>
  <,outlib=work.DFAfcmp.package>
  <,type=32>
+ <,header=1>
 )
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
@@ -1315,6 +1343,10 @@ The basic syntax is the following, the `<...>` means optional parameters:
                     and with 52 the `bit64orDFA()` and `bit64and DFA()` FCMP 
                     functions are used.
 
+* `header=`       - *Optional*, the default value is `1`. Indicates if 
+                    the `proc fcmp outlib = &outlib.;` header is added to 
+                    the executed code. If not 1 then no header is added.
+                    
 **Created function arguments description**:
 
 A function generated by the macro is:
diff --git a/packages/dfa.zip b/packages/dfa.zip
index a0db410..f9619c9 100644
Binary files a/packages/dfa.zip and b/packages/dfa.zip differ