fix: include stdio for popen

fixes #27

README.org

@@ -36,7 +36,7 @@ fzf --prompt="Dict: " \
     --phony \
     --bind "enter:reload(sdcv {q} -n --json | jq '.[].dict' -r)" \
     --preview "sdcv {q} -en --use-dict={}" \
-    --preview-window=right:70%:wrap \
+    --preview-window=wrap \
    < <(echo)
 #+END_SRC
 

src/dictziplib.hpp

@@ -42,8 +42,8 @@ private:
     int version;
     int chunkLength;
     int chunkCount;
-    int *chunks = nullptr;
+    int *chunks;
-    unsigned long *offsets = nullptr; /* Sum-scan of chunks. */
+    unsigned long *offsets; /* Sum-scan of chunks. */
     std::string origFilename;
     std::string comment;
     unsigned long crc;