fonts12: Avoid using ms{a,b}m12

They are not available in recent TeXlive :(

diff --git a/fonts12.tex b/fonts12.tex
index 0c69bf8c3b36c39637c80fd86b943bf344ae5739..cc44e16c755f4ce9c4a45c9ac16d17ee62b27fcc 100644 (file)
--- a/fonts12.tex
+++ b/fonts12.tex
@@ -52,10 +52,10 @@
 \mathf@nt{\fntmathtok}{sl}{\fntmathsize}{cm}\textfont\slfam=\m@@f
 \mathf@nt{\fntmathtok}{bx}{\fntmathsize}{cm}\textfont\bffam=\m@@f
 \mathf@nt{\fntmathtok}{tt}{\fntmathsize}{cm}\hyphenchar\m@@f=-1\textfont\ttfam=\m@@f
-\mathf@nt{\fntmathtok}{msam}{\fntmathsize}{}\textfont\msafam=\m@@f
+\mathf@nt{\fntmathtok}{msam}{10 at \fntmathsize pt}{}\textfont\msafam=\m@@f
 \mathf@nt{\fntmathstok}{msam}{\fntmathssize}{}\scriptfont\msafam=\m@@f
 \mathf@nt{\fntmathsstok}{msam}{\fntmathsssize}{}\scriptscriptfont\msafam=\m@@f
-\mathf@nt{\fntmathtok}{msbm}{\fntmathsize}{}\textfont\msbfam=\m@@f
+\mathf@nt{\fntmathtok}{msbm}{10 at \fntmathsize pt}{}\textfont\msbfam=\m@@f
 \mathf@nt{\fntmathstok}{msbm}{\fntmathssize}{}\scriptfont\msbfam=\m@@f
 \mathf@nt{\fntmathsstok}{msbm}{\fntmathsssize}{}\scriptscriptfont\msbfam=\m@@f