man: Add references to logic(9)

Author: hansu

src/hal/components/and2.comp

@@ -13,6 +13,16 @@ Otherwise,
 .RE"""
 ;
 function _ nofp;
+see_also """
+.ie '\\*[.T]'html' \\{\\
+.UR logic.9.html
+\\fBlogic\\fR(9)
+.UE
+\\}
+.el \\{\\
+\\fBlogic\\fR(9)
+\\}
+""";
 license "GPL";
 ;;
 FUNCTION(_) { out = in0 && in1; }

src/hal/components/or2.comp

@@ -14,6 +14,16 @@ Otherwise,
 .RE"""
 ;
 function _ nofp;
+see_also """
+.ie '\\*[.T]'html' \\{\\
+.UR logic.9.html
+\\fBlogic\\fR(9)
+.UE
+\\}
+.el \\{\\
+\\fBlogic\\fR(9)
+\\}
+""";
 license "GPL";
 ;;
 FUNCTION(_) { out = in0 || in1; }

src/hal/components/xor2.comp

@@ -14,6 +14,16 @@ to the following rule:
 Otherwise,
 \\fBout=FALSE\\fR""";
 function _ nofp;
+see_also """
+.ie '\\*[.T]'html' \\{\\
+.UR logic.9.html
+\\fBlogic\\fR(9)
+.UE
+\\}
+.el \\{\\
+\\fBlogic\\fR(9)
+\\}
+""";
 license "GPL";
 ;;
 FUNCTION(_) {