Fixed spelling / typos (from PowerDNS:codespell)
diff --git a/library/bignum.c b/library/bignum.c
index f94d08d..e2da5a8 100644
--- a/library/bignum.c
+++ b/library/bignum.c
@@ -788,7 +788,7 @@
}
/*
- * Helper for mpi substraction
+ * Helper for mpi subtraction
*/
static void mpi_sub_hlp( size_t n, t_uint *s, t_uint *d )
{
@@ -809,7 +809,7 @@
}
/*
- * Unsigned substraction: X = |A| - |B| (HAC 14.9)
+ * Unsigned subtraction: X = |A| - |B| (HAC 14.9)
*/
int mpi_sub_abs( mpi *X, const mpi *A, const mpi *B )
{
@@ -832,7 +832,7 @@
MPI_CHK( mpi_copy( X, A ) );
/*
- * X should always be positive as a result of unsigned substractions.
+ * X should always be positive as a result of unsigned subtractions.
*/
X->s = 1;
@@ -883,7 +883,7 @@
}
/*
- * Signed substraction: X = A - B
+ * Signed subtraction: X = A - B
*/
int mpi_sub_mpi( mpi *X, const mpi *A, const mpi *B )
{
@@ -930,7 +930,7 @@
}
/*
- * Signed substraction: X = A - b
+ * Signed subtraction: X = A - b
*/
int mpi_sub_int( mpi *X, const mpi *A, t_sint b )
{