Fix more build errors

src/detection/packages/packages_apple.c

@@ -61,11 +61,11 @@ static uint32_t countMacPortsPackages(const char* dirname)
 {
     FFstrbuf baseDir;
     ffStrbufInitS(&baseDir, dirname);
-    ffStrbufAppendS(baseDir, "/var/macports/software");
+    ffStrbufAppendS(&baseDir, "/var/macports/software");
 
-    uint32_t result += getNumElements(baseDir->chars, DT_DIR);
+    uint32_t result = getNumElements(baseDir.chars, DT_DIR);
 
-    ffStrbufDestroy(baseDir);
+    ffStrbufDestroy(&baseDir);
     return result;
 }
 
@@ -73,7 +73,7 @@ static uint32_t getMacPortsPackages()
 {
     const char* prefix = getenv("MACPORTS_PREFIX");
     if(ffStrSet(prefix))
-        return countMacPortsPackages(baseDir);
+        return countMacPortsPackages(prefix);
 
     return countMacPortsPackages(FASTFETCH_TARGET_DIR_ROOT"/opt/local");
 }

src/detection/packages/packages_windows.c

@@ -33,6 +33,6 @@ void ffDetectPackagesImpl(const FFinstance* instance, FFPackagesResult* result)
     ffStrbufInitF(&scoopPath, "%s/scoop/apps/*", getenv("USERPROFILE"));
     result->scoop = getNumElements(scoopPath.chars, FILE_ATTRIBUTE_DIRECTORY);
     if(result->scoop > 0)
-        result->scoop-- // scoop
+        result->scoop--; // scoop
     ffStrbufDestroy(&scoopPath);
 }