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+.\" -*-nroff-*-
+.TH align 3 "4 January 2009" "Straylight/Edgeware" "mLib utilities library"
+.SH NAME
+align \- alignment utilities
+.\" @ALIGN
+.SH SYNOPSIS
+.nf
+.B "#include <mLib/align.h>"
+
+.BI "size_t ALIGN(size_t " sz ");"
+.fi
+.SH DESCRIPTION
+The
+.B ALIGN
+macro returns the value of its argument
+.I sz
+rounded up to the next multiple of the size of
+.BR "union align" ,
+which is defined as a union containing a selection of built-in types.
+The intent is to write fairly portable memory allocators, which must
+return correctly-aligned memory.
+.IR array .
+.SH "SEE ALSO"
+.BR mLib (3).
+.SH "AUTHOR"
+Mark Wooding, <mdw@distorted.org.uk>