PaperMC/nms-patches/ItemFlintAndSteel.patch

--- a/net/minecraft/server/ItemFlintAndSteel.java
+++ b/net/minecraft/server/ItemFlintAndSteel.java
@@ -14,6 +14,12 @@
             return EnumInteractionResult.FAIL;
         } else {
             if (world.getType(blockposition).getMaterial() == Material.AIR) {
+                // CraftBukkit start - Store the clicked block
+                if (org.bukkit.craftbukkit.event.CraftEventFactory.callBlockIgniteEvent(world, blockposition.getX(), blockposition.getY(), blockposition.getZ(), org.bukkit.event.block.BlockIgniteEvent.IgniteCause.FLINT_AND_STEEL, entityhuman).isCancelled()) {
+                    itemstack.damage(1, entityhuman);
+                    return EnumInteractionResult.PASS;
+                }
+                // CraftBukkit end
                 world.a(entityhuman, blockposition, SoundEffects.by, SoundCategory.BLOCKS, 1.0F, ItemFlintAndSteel.j.nextFloat() * 0.4F + 0.8F);
                 world.setTypeAndData(blockposition, Blocks.FIRE.getBlockData(), 11);
             }