Fix various warnings

Found while building on Debian 7

1 files changed, 2 insertions, 2 deletions

diff --git a/src/main.h b/src/main.h
index 9bf7bbb2f8..734f36ecf2 100644
--- a/src/main.h
+++ b/src/main.h
@@ -128,7 +128,7 @@ extern bool fPruneMode;
 /** Number of MiB of block files that we're trying to stay below. */
 extern uint64_t nPruneTarget;
 /** Block files containing a block-height within MIN_BLOCKS_TO_KEEP of chainActive.Tip() will not be pruned. */
-static const signed int MIN_BLOCKS_TO_KEEP = 288;
+static const unsigned int MIN_BLOCKS_TO_KEEP = 288;
 
 // Require that user allocate at least 550MB for block & undo files (blk???.dat and rev???.dat)
 // At 1MB per block, 288 blocks = 288MB.
@@ -138,7 +138,7 @@ static const signed int MIN_BLOCKS_TO_KEEP = 288;
 // full block file chunks, we need the high water mark which triggers the prune to be
 // one 128MB block file + added 15% undo data = 147MB greater for a total of 545MB
 // Setting the target to > than 550MB will make it likely we can respect the target.
-static const signed int MIN_DISK_SPACE_FOR_BLOCK_FILES = 550 * 1024 * 1024;
+static const uint64_t MIN_DISK_SPACE_FOR_BLOCK_FILES = 550 * 1024 * 1024;
 
 /** Register with a network node to receive its signals */
 void RegisterNodeSignals(CNodeSignals& nodeSignals);