Ports: Add p7zip

Ports/p7zip/patches/fixes.patch

@@ -0,0 +1,39 @@
+diff --git a/7zip/Archive/Zip/ZipItem.cpp b/7zip/Archive/Zip/ZipItem.cpp
+index 353e895..ad0a3da 100644
+--- a/7zip/Archive/Zip/ZipItem.cpp
++++ b/7zip/Archive/Zip/ZipItem.cpp
+@@ -19,6 +19,7 @@
+ #include "../Common/ItemNameUtils.h"
+ 
+ #include "ZipItem.h"
++#include <strings.h>
+ 
+ namespace NArchive {
+ namespace NZip {
+diff --git a/7zip/CMAKE/7za/CMakeLists.txt b/7zip/CMAKE/7za/CMakeLists.txt
+index 469e325..32388ac 100644
+--- a/7zip/CMAKE/7za/CMakeLists.txt
++++ b/7zip/CMAKE/7za/CMakeLists.txt
+@@ -357,6 +357,9 @@ add_executable(7za
+   "../../../../myWindows/wine_date_and_time.cpp"
+ )
+ 
++IF(SERENITYOS)
++  TARGET_LINK_LIBRARIES(7za ${CMAKE_THREAD_LIBS_INIT} dl iconv)
++ENDIF(SERENITYOS)
+ 
+ IF(APPLE)
+    TARGET_LINK_LIBRARIES(7za ${COREFOUNDATION_LIBRARY} ${CMAKE_THREAD_LIBS_INIT})
+diff --git a/myWindows/config.h b/myWindows/config.h
+index 497d197..fa402c6 100644
+--- a/myWindows/config.h
++++ b/myWindows/config.h
+@@ -36,7 +36,7 @@
+     #define ENV_HAVE_TOWUPPER
+   #endif
+ 		
+-  
++  #undef ENV_HAVE_WCTYPE_H
+   
+   #if !defined(ENV_BEOS) && !defined(ANDROID_NDK)
+