Fix makeinfo warnings

* doc/ref/api-languages.texi (Nil):
* doc/ref/statprof.texi (Statprof): Use headings instead of sections to
  avoid makeinfo warnings.

2 files changed, 3 insertions, 3 deletions

diff --git a/doc/ref/api-languages.texi b/doc/ref/api-languages.texi
index dd4f223df..839e6eae2 100644
--- a/doc/ref/api-languages.texi
+++ b/doc/ref/api-languages.texi
@@ -138,7 +138,7 @@ only one bit, and so a test for, for example, @code{#f}-or-@code{nil}
 may be made very efficiently. See @code{libguile/boolean.h}, for more
 information.
 
-@subsubsection Equality
+@subsubheading Equality
 
 Since Scheme's @code{equal?} must be transitive, and @code{'()}
 is not @code{equal?} to @code{#f}, to Scheme @code{nil} is not
diff --git a/doc/ref/statprof.texi b/doc/ref/statprof.texi
index 6282811d1..65f0d473b 100644
--- a/doc/ref/statprof.texi
+++ b/doc/ref/statprof.texi
@@ -89,7 +89,7 @@ because the overhead of call-counting unfairly penalizes calls.  Still,
 this precise mode can be useful at times to do algorithmic optimizations
 based on the precise call counts.
 
-@section Implementation notes
+@heading Implementation notes
 
 The profiler works by setting the unix profiling signal
 @code{ITIMER_PROF} to go off after the interval you define in the call
@@ -109,7 +109,7 @@ code has been executing within the profiler.  Only run time counts
 towards the profile, not wall-clock time.  For example, sleeping and
 waiting for input or output do not cause the timer clock to advance.
 
-@section Usage
+@heading Usage
 
 @deffn {Scheme Procedure} statprof thunk @
        [#:loop loop=1] [#:hz hz=100] @