commit ecca17559ea5976c51349cd7a836eefc147de775
Author: Ake Sandgren <ake.sandgren@hpc2n.umu.se>
Date:   Thu Feb 28 13:16:46 2019 +0100

    FLIBS may be longer than 1024 chars and would then not fit into words.
    Append it directly to cmd instead.

diff --git a/AmberTools/src/nab/nab.c b/AmberTools/src/nab/nab.c
index 506972a..0dff5da 100644
--- a/AmberTools/src/nab/nab.c
+++ b/AmberTools/src/nab/nab.c
@@ -231,13 +231,13 @@ char	nfmask[];
 	}
 	if( !copt ){
 		sprintf( word, " -L%s/lib -lnab -lcifparse", amberhome );
-		if (strlen(cmd) + strlen(word) + strlen(FLIBS) + 7 > cmd_sz) {
-		    cmd_sz += strlen(word) + strlen(FLIBS) + 7;
+		if (strlen(cmd) + strlen(word) + strlen(FLIBS) + 6 > cmd_sz) {
+		    cmd_sz += strlen(word) + strlen(FLIBS) + 6;
 		    cmd = realloc(cmd, cmd_sz);
 		}
 		strcat( cmd, word );
-		sprintf( word, " %s ", FLIBS );
-		strcat( cmd, word );
+		strcat( cmd, " " );
+		strcat( cmd, FLIBS );
 		strcat( cmd, " -lm" );
 	}
 	if( cgdopt ) fprintf( stderr, "cc cmd: %s\n", cmd );